Home / 157,629.52-217,561.12-96,386.18

Finding the Fourth Proportional to 157,629.52, 217,561.12 and 96,386.18

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Solution

The fourth proportional to 157,629.52, 217,561.12 and 96,386.18 is: 133,032.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,629.52 : 217,561.12 = 96,386.18 : x
  2. Step 2: Convert to fraction form
    157,629.52/217,561.12 = 96,386.18/x
  3. Step 3: Cross multiply
    157,629.52x = 217,561.12 × 96,386.18
  4. Step 4: Simplify right side
    157,629.52x = 20,969,885,273.32
  5. Step 5: Solve for x
    x = 20,969,885,273.32/157,629.52
  6. Step 6: Final answer
    x = 133,032.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.