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Finding the Fourth Proportional to 235,691.34, 353,396 and 159,883.04

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Solution

The fourth proportional to 235,691.34, 353,396 and 159,883.04 is: 239,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,691.34 : 353,396 = 159,883.04 : x
  2. Step 2: Convert to fraction form
    235,691.34/353,396 = 159,883.04/x
  3. Step 3: Cross multiply
    235,691.34x = 353,396 × 159,883.04
  4. Step 4: Simplify right side
    235,691.34x = 56,502,026,803.84
  5. Step 5: Solve for x
    x = 56,502,026,803.84/235,691.34
  6. Step 6: Final answer
    x = 239,728.90

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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.