Home / 134,937.35-186,229.33-112,236.29

Finding the Fourth Proportional to 134,937.35, 186,229.33 and 112,236.29

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Solution

The fourth proportional to 134,937.35, 186,229.33 and 112,236.29 is: 154,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,937.35 : 186,229.33 = 112,236.29 : x
  2. Step 2: Convert to fraction form
    134,937.35/186,229.33 = 112,236.29/x
  3. Step 3: Cross multiply
    134,937.35x = 186,229.33 × 112,236.29
  4. Step 4: Simplify right side
    134,937.35x = 20,901,687,876.65
  5. Step 5: Solve for x
    x = 20,901,687,876.65/134,937.35
  6. Step 6: Final answer
    x = 154,899.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.