Home / 160,935.87-222,081.17-100,502.92

Finding the Fourth Proportional to 160,935.87, 222,081.17 and 100,502.92

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Solution

The fourth proportional to 160,935.87, 222,081.17 and 100,502.92 is: 138,687.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,935.87 : 222,081.17 = 100,502.92 : x
  2. Step 2: Convert to fraction form
    160,935.87/222,081.17 = 100,502.92/x
  3. Step 3: Cross multiply
    160,935.87x = 222,081.17 × 100,502.92
  4. Step 4: Simplify right side
    160,935.87x = 22,319,806,062.02
  5. Step 5: Solve for x
    x = 22,319,806,062.02/160,935.87
  6. Step 6: Final answer
    x = 138,687.58

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1.5x scale

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.