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Finding the Fourth Proportional to 67,177.71, 92,709.77 and 44,477.46

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Solution

The fourth proportional to 67,177.71, 92,709.77 and 44,477.46 is: 61,381.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,177.71 : 92,709.77 = 44,477.46 : x
  2. Step 2: Convert to fraction form
    67,177.71/92,709.77 = 44,477.46/x
  3. Step 3: Cross multiply
    67,177.71x = 92,709.77 × 44,477.46
  4. Step 4: Simplify right side
    67,177.71x = 4,123,494,864.40
  5. Step 5: Solve for x
    x = 4,123,494,864.40/67,177.71
  6. Step 6: Final answer
    x = 61,381.89

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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.