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Finding the Fourth Proportional to 246,613.76, 369,698.48 and 88,731.14

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Solution

The fourth proportional to 246,613.76, 369,698.48 and 88,731.14 is: 133,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,613.76 : 369,698.48 = 88,731.14 : x
  2. Step 2: Convert to fraction form
    246,613.76/369,698.48 = 88,731.14/x
  3. Step 3: Cross multiply
    246,613.76x = 369,698.48 × 88,731.14
  4. Step 4: Simplify right side
    246,613.76x = 32,803,767,143.01
  5. Step 5: Solve for x
    x = 32,803,767,143.01/246,613.76
  6. Step 6: Final answer
    x = 133,016.78

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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.