Home / 136,293.92-188,085.60-75,863.27

Finding the Fourth Proportional to 136,293.92, 188,085.60 and 75,863.27

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Solution

The fourth proportional to 136,293.92, 188,085.60 and 75,863.27 is: 104,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,293.92 : 188,085.60 = 75,863.27 : x
  2. Step 2: Convert to fraction form
    136,293.92/188,085.60 = 75,863.27/x
  3. Step 3: Cross multiply
    136,293.92x = 188,085.60 × 75,863.27
  4. Step 4: Simplify right side
    136,293.92x = 14,268,787,715.48
  5. Step 5: Solve for x
    x = 14,268,787,715.48/136,293.92
  6. Step 6: Final answer
    x = 104,691.30

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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.