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Finding the Fourth Proportional to 52,503.96, 78,744.42 and 15,053.88

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Solution

The fourth proportional to 52,503.96, 78,744.42 and 15,053.88 is: 22,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,503.96 : 78,744.42 = 15,053.88 : x
  2. Step 2: Convert to fraction form
    52,503.96/78,744.42 = 15,053.88/x
  3. Step 3: Cross multiply
    52,503.96x = 78,744.42 × 15,053.88
  4. Step 4: Simplify right side
    52,503.96x = 1,185,409,049.35
  5. Step 5: Solve for x
    x = 1,185,409,049.35/52,503.96
  6. Step 6: Final answer
    x = 22,577.52

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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.