Home / 115,552.40-173,458.20-89,373.20

Finding the Fourth Proportional to 115,552.40, 173,458.20 and 89,373.20

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Solution

The fourth proportional to 115,552.40, 173,458.20 and 89,373.20 is: 134,160.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,552.40 : 173,458.20 = 89,373.20 : x
  2. Step 2: Convert to fraction form
    115,552.40/173,458.20 = 89,373.20/x
  3. Step 3: Cross multiply
    115,552.40x = 173,458.20 × 89,373.20
  4. Step 4: Simplify right side
    115,552.40x = 15,502,514,400.24
  5. Step 5: Solve for x
    x = 15,502,514,400.24/115,552.40
  6. Step 6: Final answer
    x = 134,160.04

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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.