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Finding the Fourth Proportional to 52,077.12, 78,053.04 and 29,904.72

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Solution

The fourth proportional to 52,077.12, 78,053.04 and 29,904.72 is: 44,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,077.12 : 78,053.04 = 29,904.72 : x
  2. Step 2: Convert to fraction form
    52,077.12/78,053.04 = 29,904.72/x
  3. Step 3: Cross multiply
    52,077.12x = 78,053.04 × 29,904.72
  4. Step 4: Simplify right side
    52,077.12x = 2,334,154,306.35
  5. Step 5: Solve for x
    x = 2,334,154,306.35/52,077.12
  6. Step 6: Final answer
    x = 44,821.11

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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.