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Finding the Fourth Proportional to 238,593.83, 357,628.30 and 98,275.91

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Solution

The fourth proportional to 238,593.83, 357,628.30 and 98,275.91 is: 147,305.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,593.83 : 357,628.30 = 98,275.91 : x
  2. Step 2: Convert to fraction form
    238,593.83/357,628.30 = 98,275.91/x
  3. Step 3: Cross multiply
    238,593.83x = 357,628.30 × 98,275.91
  4. Step 4: Simplify right side
    238,593.83x = 35,146,244,590.42
  5. Step 5: Solve for x
    x = 35,146,244,590.42/238,593.83
  6. Step 6: Final answer
    x = 147,305.76

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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.