Home / 60,743.56-91,115.34-31,142.52

Finding the Fourth Proportional to 60,743.56, 91,115.34 and 31,142.52

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Solution

The fourth proportional to 60,743.56, 91,115.34 and 31,142.52 is: 46,713.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,743.56 : 91,115.34 = 31,142.52 : x
  2. Step 2: Convert to fraction form
    60,743.56/91,115.34 = 31,142.52/x
  3. Step 3: Cross multiply
    60,743.56x = 91,115.34 × 31,142.52
  4. Step 4: Simplify right side
    60,743.56x = 2,837,561,298.26
  5. Step 5: Solve for x
    x = 2,837,561,298.26/60,743.56
  6. Step 6: Final answer
    x = 46,713.78

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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.