Home / 123,046.35-183,895.19-89,836.35

Finding the Fourth Proportional to 123,046.35, 183,895.19 and 89,836.35

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Solution

The fourth proportional to 123,046.35, 183,895.19 and 89,836.35 is: 134,262.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,046.35 : 183,895.19 = 89,836.35 : x
  2. Step 2: Convert to fraction form
    123,046.35/183,895.19 = 89,836.35/x
  3. Step 3: Cross multiply
    123,046.35x = 183,895.19 × 89,836.35
  4. Step 4: Simplify right side
    123,046.35x = 16,520,472,202.97
  5. Step 5: Solve for x
    x = 16,520,472,202.97/123,046.35
  6. Step 6: Final answer
    x = 134,262.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.