Home / 124,236.18-186,448.68-91,042.92

Finding the Fourth Proportional to 124,236.18, 186,448.68 and 91,042.92

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Solution

The fourth proportional to 124,236.18, 186,448.68 and 91,042.92 is: 136,633.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,236.18 : 186,448.68 = 91,042.92 : x
  2. Step 2: Convert to fraction form
    124,236.18/186,448.68 = 91,042.92/x
  3. Step 3: Cross multiply
    124,236.18x = 186,448.68 × 91,042.92
  4. Step 4: Simplify right side
    124,236.18x = 16,974,832,257.35
  5. Step 5: Solve for x
    x = 16,974,832,257.35/124,236.18
  6. Step 6: Final answer
    x = 136,633.57

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1.5x scale

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.