Home / 132,412.18-182,726.65-71,984.35

Finding the Fourth Proportional to 132,412.18, 182,726.65 and 71,984.35

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Solution

The fourth proportional to 132,412.18, 182,726.65 and 71,984.35 is: 99,337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,412.18 : 182,726.65 = 71,984.35 : x
  2. Step 2: Convert to fraction form
    132,412.18/182,726.65 = 71,984.35/x
  3. Step 3: Cross multiply
    132,412.18x = 182,726.65 × 71,984.35
  4. Step 4: Simplify right side
    132,412.18x = 13,153,459,127.93
  5. Step 5: Solve for x
    x = 13,153,459,127.93/132,412.18
  6. Step 6: Final answer
    x = 99,337.23

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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.