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Finding the Fourth Proportional to 52,572.53, 72,549.14 and 29,911.02

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Solution

The fourth proportional to 52,572.53, 72,549.14 and 29,911.02 is: 41,276.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,572.53 : 72,549.14 = 29,911.02 : x
  2. Step 2: Convert to fraction form
    52,572.53/72,549.14 = 29,911.02/x
  3. Step 3: Cross multiply
    52,572.53x = 72,549.14 × 29,911.02
  4. Step 4: Simplify right side
    52,572.53x = 2,170,018,764.00
  5. Step 5: Solve for x
    x = 2,170,018,764.00/52,572.53
  6. Step 6: Final answer
    x = 41,276.67

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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.