Home / 80,741.82-111,422.90-44,931.22

Finding the Fourth Proportional to 80,741.82, 111,422.90 and 44,931.22

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Solution

The fourth proportional to 80,741.82, 111,422.90 and 44,931.22 is: 62,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,741.82 : 111,422.90 = 44,931.22 : x
  2. Step 2: Convert to fraction form
    80,741.82/111,422.90 = 44,931.22/x
  3. Step 3: Cross multiply
    80,741.82x = 111,422.90 × 44,931.22
  4. Step 4: Simplify right side
    80,741.82x = 5,006,366,275.82
  5. Step 5: Solve for x
    x = 5,006,366,275.82/80,741.82
  6. Step 6: Final answer
    x = 62,004.63

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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.