Home / 132,412.32-182,726.82-71,984.46

Finding the Fourth Proportional to 132,412.32, 182,726.82 and 71,984.46

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Solution

The fourth proportional to 132,412.32, 182,726.82 and 71,984.46 is: 99,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,412.32 : 182,726.82 = 71,984.46 : x
  2. Step 2: Convert to fraction form
    132,412.32/182,726.82 = 71,984.46/x
  3. Step 3: Cross multiply
    132,412.32x = 182,726.82 × 71,984.46
  4. Step 4: Simplify right side
    132,412.32x = 13,153,491,465.22
  5. Step 5: Solve for x
    x = 13,153,491,465.22/132,412.32
  6. Step 6: Final answer
    x = 99,337.37

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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.