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Finding the Fourth Proportional to 73,235.52, 101,064.78 and 39,701.52

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Solution

The fourth proportional to 73,235.52, 101,064.78 and 39,701.52 is: 54,787.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,235.52 : 101,064.78 = 39,701.52 : x
  2. Step 2: Convert to fraction form
    73,235.52/101,064.78 = 39,701.52/x
  3. Step 3: Cross multiply
    73,235.52x = 101,064.78 × 39,701.52
  4. Step 4: Simplify right side
    73,235.52x = 4,012,425,384.47
  5. Step 5: Solve for x
    x = 4,012,425,384.47/73,235.52
  6. Step 6: Final answer
    x = 54,787.97

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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.