Home / 67,306.17-100,939.81-22,931.94

Finding the Fourth Proportional to 67,306.17, 100,939.81 and 22,931.94

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Solution

The fourth proportional to 67,306.17, 100,939.81 and 22,931.94 is: 34,391.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,306.17 : 100,939.81 = 22,931.94 : x
  2. Step 2: Convert to fraction form
    67,306.17/100,939.81 = 22,931.94/x
  3. Step 3: Cross multiply
    67,306.17x = 100,939.81 × 22,931.94
  4. Step 4: Simplify right side
    67,306.17x = 2,314,745,666.53
  5. Step 5: Solve for x
    x = 2,314,745,666.53/67,306.17
  6. Step 6: Final answer
    x = 34,391.28

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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.