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Finding the Fourth Proportional to 52,902.88, 73,006.56 and 29,028.88

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Solution

The fourth proportional to 52,902.88, 73,006.56 and 29,028.88 is: 40,060.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,902.88 : 73,006.56 = 29,028.88 : x
  2. Step 2: Convert to fraction form
    52,902.88/73,006.56 = 29,028.88/x
  3. Step 3: Cross multiply
    52,902.88x = 73,006.56 × 29,028.88
  4. Step 4: Simplify right side
    52,902.88x = 2,119,298,669.45
  5. Step 5: Solve for x
    x = 2,119,298,669.45/52,902.88
  6. Step 6: Final answer
    x = 40,060.18

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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.