Home / 57,084.74-85,602.27-27,107.61

Finding the Fourth Proportional to 57,084.74, 85,602.27 and 27,107.61

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Solution

The fourth proportional to 57,084.74, 85,602.27 and 27,107.61 is: 40,649.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,084.74 : 85,602.27 = 27,107.61 : x
  2. Step 2: Convert to fraction form
    57,084.74/85,602.27 = 27,107.61/x
  3. Step 3: Cross multiply
    57,084.74x = 85,602.27 × 27,107.61
  4. Step 4: Simplify right side
    57,084.74x = 2,320,472,950.27
  5. Step 5: Solve for x
    x = 2,320,472,950.27/57,084.74
  6. Step 6: Final answer
    x = 40,649.62

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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.