Home / 52,473.30-78,863.55-45,714.90

Finding the Fourth Proportional to 52,473.30, 78,863.55 and 45,714.90

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Solution

The fourth proportional to 52,473.30, 78,863.55 and 45,714.90 is: 68,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,473.30 : 78,863.55 = 45,714.90 : x
  2. Step 2: Convert to fraction form
    52,473.30/78,863.55 = 45,714.90/x
  3. Step 3: Cross multiply
    52,473.30x = 78,863.55 × 45,714.90
  4. Step 4: Simplify right side
    52,473.30x = 3,605,239,301.90
  5. Step 5: Solve for x
    x = 3,605,239,301.90/52,473.30
  6. Step 6: Final answer
    x = 68,706.17

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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.