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Finding the Fourth Proportional to 239,254.32, 358,932.51 and 119,375.73

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Solution

The fourth proportional to 239,254.32, 358,932.51 and 119,375.73 is: 179,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,254.32 : 358,932.51 = 119,375.73 : x
  2. Step 2: Convert to fraction form
    239,254.32/358,932.51 = 119,375.73/x
  3. Step 3: Cross multiply
    239,254.32x = 358,932.51 × 119,375.73
  4. Step 4: Simplify right side
    239,254.32x = 42,847,830,401.98
  5. Step 5: Solve for x
    x = 42,847,830,401.98/239,254.32
  6. Step 6: Final answer
    x = 179,089.06

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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.