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Finding the Fourth Proportional to 80,152.64, 110,603.68 and 44,342.08

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Solution

The fourth proportional to 80,152.64, 110,603.68 and 44,342.08 is: 61,188.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,152.64 : 110,603.68 = 44,342.08 : x
  2. Step 2: Convert to fraction form
    80,152.64/110,603.68 = 44,342.08/x
  3. Step 3: Cross multiply
    80,152.64x = 110,603.68 × 44,342.08
  4. Step 4: Simplify right side
    80,152.64x = 4,904,397,226.85
  5. Step 5: Solve for x
    x = 4,904,397,226.85/80,152.64
  6. Step 6: Final answer
    x = 61,188.22

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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.