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Finding the Fourth Proportional to 82,901.81, 124,360.21 and 22,934.04

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Solution

The fourth proportional to 82,901.81, 124,360.21 and 22,934.04 is: 34,403.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,901.81 : 124,360.21 = 22,934.04 : x
  2. Step 2: Convert to fraction form
    82,901.81/124,360.21 = 22,934.04/x
  3. Step 3: Cross multiply
    82,901.81x = 124,360.21 × 22,934.04
  4. Step 4: Simplify right side
    82,901.81x = 2,852,081,592.87
  5. Step 5: Solve for x
    x = 2,852,081,592.87/82,901.81
  6. Step 6: Final answer
    x = 34,403.13

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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.