Home / 123,089.16-184,691.15-48,189.88

Finding the Fourth Proportional to 123,089.16, 184,691.15 and 48,189.88

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Solution

The fourth proportional to 123,089.16, 184,691.15 and 48,189.88 is: 72,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,089.16 : 184,691.15 = 48,189.88 : x
  2. Step 2: Convert to fraction form
    123,089.16/184,691.15 = 48,189.88/x
  3. Step 3: Cross multiply
    123,089.16x = 184,691.15 × 48,189.88
  4. Step 4: Simplify right side
    123,089.16x = 8,900,244,355.56
  5. Step 5: Solve for x
    x = 8,900,244,355.56/123,089.16
  6. Step 6: Final answer
    x = 72,307.30

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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.