Home / 123,640.92-185,473.58-34,895.19

Finding the Fourth Proportional to 123,640.92, 185,473.58 and 34,895.19

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Solution

The fourth proportional to 123,640.92, 185,473.58 and 34,895.19 is: 52,346.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,640.92 : 185,473.58 = 34,895.19 : x
  2. Step 2: Convert to fraction form
    123,640.92/185,473.58 = 34,895.19/x
  3. Step 3: Cross multiply
    123,640.92x = 185,473.58 × 34,895.19
  4. Step 4: Simplify right side
    123,640.92x = 6,472,135,814.08
  5. Step 5: Solve for x
    x = 6,472,135,814.08/123,640.92
  6. Step 6: Final answer
    x = 52,346.23

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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.