Home / 170,402.72-235,166.02-93,921.71

Finding the Fourth Proportional to 170,402.72, 235,166.02 and 93,921.71

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Solution

The fourth proportional to 170,402.72, 235,166.02 and 93,921.71 is: 129,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,402.72 : 235,166.02 = 93,921.71 : x
  2. Step 2: Convert to fraction form
    170,402.72/235,166.02 = 93,921.71/x
  3. Step 3: Cross multiply
    170,402.72x = 235,166.02 × 93,921.71
  4. Step 4: Simplify right side
    170,402.72x = 22,087,193,321.66
  5. Step 5: Solve for x
    x = 22,087,193,321.66/170,402.72
  6. Step 6: Final answer
    x = 129,617.61

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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.