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Finding the Fourth Proportional to 123,599, 185,288.55 and 44,695.70

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Solution

The fourth proportional to 123,599, 185,288.55 and 44,695.70 is: 67,003.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,599 : 185,288.55 = 44,695.70 : x
  2. Step 2: Convert to fraction form
    123,599/185,288.55 = 44,695.70/x
  3. Step 3: Cross multiply
    123,599x = 185,288.55 × 44,695.70
  4. Step 4: Simplify right side
    123,599x = 8,281,601,444.24
  5. Step 5: Solve for x
    x = 8,281,601,444.24/123,599
  6. Step 6: Final answer
    x = 67,003.79

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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.