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Finding the Fourth Proportional to 373,045.59, 559,152.84 and 148,345.92

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Solution

The fourth proportional to 373,045.59, 559,152.84 and 148,345.92 is: 222,353.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,045.59 : 559,152.84 = 148,345.92 : x
  2. Step 2: Convert to fraction form
    373,045.59/559,152.84 = 148,345.92/x
  3. Step 3: Cross multiply
    373,045.59x = 559,152.84 × 148,345.92
  4. Step 4: Simplify right side
    373,045.59x = 82,948,042,470.41
  5. Step 5: Solve for x
    x = 82,948,042,470.41/373,045.59
  6. Step 6: Final answer
    x = 222,353.63

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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.