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Finding the Fourth Proportional to 96,560.64, 144,879.84 and 34,274.88

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Solution

The fourth proportional to 96,560.64, 144,879.84 and 34,274.88 is: 51,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,560.64 : 144,879.84 = 34,274.88 : x
  2. Step 2: Convert to fraction form
    96,560.64/144,879.84 = 34,274.88/x
  3. Step 3: Cross multiply
    96,560.64x = 144,879.84 × 34,274.88
  4. Step 4: Simplify right side
    96,560.64x = 4,965,739,130.42
  5. Step 5: Solve for x
    x = 4,965,739,130.42/96,560.64
  6. Step 6: Final answer
    x = 51,426.12

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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.