Home / 188,250.28-260,016.99-140,715.83

Finding the Fourth Proportional to 188,250.28, 260,016.99 and 140,715.83

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Solution

The fourth proportional to 188,250.28, 260,016.99 and 140,715.83 is: 194,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,250.28 : 260,016.99 = 140,715.83 : x
  2. Step 2: Convert to fraction form
    188,250.28/260,016.99 = 140,715.83/x
  3. Step 3: Cross multiply
    188,250.28x = 260,016.99 × 140,715.83
  4. Step 4: Simplify right side
    188,250.28x = 36,588,506,684.31
  5. Step 5: Solve for x
    x = 36,588,506,684.31/188,250.28
  6. Step 6: Final answer
    x = 194,360.97

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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.