Home / 115,520,186.40-173,280,279.60-89,822,061.60

Finding the Fourth Proportional to 115,520,186.40, 173,280,279.60 and 89,822,061.60

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Solution

The fourth proportional to 115,520,186.40, 173,280,279.60 and 89,822,061.60 is: 134,733,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,520,186.40 : 173,280,279.60 = 89,822,061.60 : x
  2. Step 2: Convert to fraction form
    115,520,186.40/173,280,279.60 = 89,822,061.60/x
  3. Step 3: Cross multiply
    115,520,186.40x = 173,280,279.60 × 89,822,061.60
  4. Step 4: Simplify right side
    115,520,186.40x = 15,564,391,948,296,422
  5. Step 5: Solve for x
    x = 15,564,391,948,296,422/115,520,186.40
  6. Step 6: Final answer
    x = 134,733,092.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.