Home / 73,726.40-110,502.08-42,497.12

Finding the Fourth Proportional to 73,726.40, 110,502.08 and 42,497.12

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Solution

The fourth proportional to 73,726.40, 110,502.08 and 42,497.12 is: 63,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,726.40 : 110,502.08 = 42,497.12 : x
  2. Step 2: Convert to fraction form
    73,726.40/110,502.08 = 42,497.12/x
  3. Step 3: Cross multiply
    73,726.40x = 110,502.08 × 42,497.12
  4. Step 4: Simplify right side
    73,726.40x = 4,696,020,154.01
  5. Step 5: Solve for x
    x = 4,696,020,154.01/73,726.40
  6. Step 6: Final answer
    x = 63,695.23

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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.