Home / 123,077.79-184,618.16-34,325.90

Finding the Fourth Proportional to 123,077.79, 184,618.16 and 34,325.90

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Solution

The fourth proportional to 123,077.79, 184,618.16 and 34,325.90 is: 51,489.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,077.79 : 184,618.16 = 34,325.90 : x
  2. Step 2: Convert to fraction form
    123,077.79/184,618.16 = 34,325.90/x
  3. Step 3: Cross multiply
    123,077.79x = 184,618.16 × 34,325.90
  4. Step 4: Simplify right side
    123,077.79x = 6,337,183,403.62
  5. Step 5: Solve for x
    x = 6,337,183,403.62/123,077.79
  6. Step 6: Final answer
    x = 51,489.25

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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.