Home / 82,531.43-113,777.01-58,649.39

Finding the Fourth Proportional to 82,531.43, 113,777.01 and 58,649.39

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Solution

The fourth proportional to 82,531.43, 113,777.01 and 58,649.39 is: 80,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,531.43 : 113,777.01 = 58,649.39 : x
  2. Step 2: Convert to fraction form
    82,531.43/113,777.01 = 58,649.39/x
  3. Step 3: Cross multiply
    82,531.43x = 113,777.01 × 58,649.39
  4. Step 4: Simplify right side
    82,531.43x = 6,672,952,232.52
  5. Step 5: Solve for x
    x = 6,672,952,232.52/82,531.43
  6. Step 6: Final answer
    x = 80,853.47

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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.