Home / 123,472.06-185,208.09-29,977.18

Finding the Fourth Proportional to 123,472.06, 185,208.09 and 29,977.18

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Solution

The fourth proportional to 123,472.06, 185,208.09 and 29,977.18 is: 44,965.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,472.06 : 185,208.09 = 29,977.18 : x
  2. Step 2: Convert to fraction form
    123,472.06/185,208.09 = 29,977.18/x
  3. Step 3: Cross multiply
    123,472.06x = 185,208.09 × 29,977.18
  4. Step 4: Simplify right side
    123,472.06x = 5,552,016,251.39
  5. Step 5: Solve for x
    x = 5,552,016,251.39/123,472.06
  6. Step 6: Final answer
    x = 44,965.77

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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.