Home / 94,430.20-141,645.30-88,889.80

Finding the Fourth Proportional to 94,430.20, 141,645.30 and 88,889.80

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Solution

The fourth proportional to 94,430.20, 141,645.30 and 88,889.80 is: 133,334.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,430.20 : 141,645.30 = 88,889.80 : x
  2. Step 2: Convert to fraction form
    94,430.20/141,645.30 = 88,889.80/x
  3. Step 3: Cross multiply
    94,430.20x = 141,645.30 × 88,889.80
  4. Step 4: Simplify right side
    94,430.20x = 12,590,822,387.94
  5. Step 5: Solve for x
    x = 12,590,822,387.94/94,430.20
  6. Step 6: Final answer
    x = 133,334.70

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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.