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Finding the Fourth Proportional to 96,514.86, 144,802.20 and 43,251.72

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Solution

The fourth proportional to 96,514.86, 144,802.20 and 43,251.72 is: 64,890.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,514.86 : 144,802.20 = 43,251.72 : x
  2. Step 2: Convert to fraction form
    96,514.86/144,802.20 = 43,251.72/x
  3. Step 3: Cross multiply
    96,514.86x = 144,802.20 × 43,251.72
  4. Step 4: Simplify right side
    96,514.86x = 6,262,944,209.78
  5. Step 5: Solve for x
    x = 6,262,944,209.78/96,514.86
  6. Step 6: Final answer
    x = 64,890.98

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1.5x scale

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.