Home / 73,006.04-100,748.48-39,472.04

Finding the Fourth Proportional to 73,006.04, 100,748.48 and 39,472.04

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Solution

The fourth proportional to 73,006.04, 100,748.48 and 39,472.04 is: 54,471.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,006.04 : 100,748.48 = 39,472.04 : x
  2. Step 2: Convert to fraction form
    73,006.04/100,748.48 = 39,472.04/x
  3. Step 3: Cross multiply
    73,006.04x = 100,748.48 × 39,472.04
  4. Step 4: Simplify right side
    73,006.04x = 3,976,747,331.40
  5. Step 5: Solve for x
    x = 3,976,747,331.40/73,006.04
  6. Step 6: Final answer
    x = 54,471.49

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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.