Home / 45,184.28-62,376-31,767.03

Finding the Fourth Proportional to 45,184.28, 62,376 and 31,767.03

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Solution

The fourth proportional to 45,184.28, 62,376 and 31,767.03 is: 43,853.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,184.28 : 62,376 = 31,767.03 : x
  2. Step 2: Convert to fraction form
    45,184.28/62,376 = 31,767.03/x
  3. Step 3: Cross multiply
    45,184.28x = 62,376 × 31,767.03
  4. Step 4: Simplify right side
    45,184.28x = 1,981,500,263.28
  5. Step 5: Solve for x
    x = 1,981,500,263.28/45,184.28
  6. Step 6: Final answer
    x = 43,853.76

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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.