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Finding the Fourth Proportional to 232,978.87, 349,246.84 and 148,501.88

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Solution

The fourth proportional to 232,978.87, 349,246.84 and 148,501.88 is: 222,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,978.87 : 349,246.84 = 148,501.88 : x
  2. Step 2: Convert to fraction form
    232,978.87/349,246.84 = 148,501.88/x
  3. Step 3: Cross multiply
    232,978.87x = 349,246.84 × 148,501.88
  4. Step 4: Simplify right side
    232,978.87x = 51,863,812,324.06
  5. Step 5: Solve for x
    x = 51,863,812,324.06/232,978.87
  6. Step 6: Final answer
    x = 222,611.66

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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.