Home / 155,933.66-215,139.34-95,441.24

Finding the Fourth Proportional to 155,933.66, 215,139.34 and 95,441.24

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Solution

The fourth proportional to 155,933.66, 215,139.34 and 95,441.24 is: 131,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,933.66 : 215,139.34 = 95,441.24 : x
  2. Step 2: Convert to fraction form
    155,933.66/215,139.34 = 95,441.24/x
  3. Step 3: Cross multiply
    155,933.66x = 215,139.34 × 95,441.24
  4. Step 4: Simplify right side
    155,933.66x = 20,533,165,382.38
  5. Step 5: Solve for x
    x = 20,533,165,382.38/155,933.66
  6. Step 6: Final answer
    x = 131,678.85

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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.