Home / 52,463.30-78,848.55-45,704.90

Finding the Fourth Proportional to 52,463.30, 78,848.55 and 45,704.90

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Solution

The fourth proportional to 52,463.30, 78,848.55 and 45,704.90 is: 68,691.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,463.30 : 78,848.55 = 45,704.90 : x
  2. Step 2: Convert to fraction form
    52,463.30/78,848.55 = 45,704.90/x
  3. Step 3: Cross multiply
    52,463.30x = 78,848.55 × 45,704.90
  4. Step 4: Simplify right side
    52,463.30x = 3,603,765,092.90
  5. Step 5: Solve for x
    x = 3,603,765,092.90/52,463.30
  6. Step 6: Final answer
    x = 68,691.16

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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.