Home / 132,276.43-182,542.80-71,848.25

Finding the Fourth Proportional to 132,276.43, 182,542.80 and 71,848.25

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Solution

The fourth proportional to 132,276.43, 182,542.80 and 71,848.25 is: 99,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,276.43 : 182,542.80 = 71,848.25 : x
  2. Step 2: Convert to fraction form
    132,276.43/182,542.80 = 71,848.25/x
  3. Step 3: Cross multiply
    132,276.43x = 182,542.80 × 71,848.25
  4. Step 4: Simplify right side
    132,276.43x = 13,115,379,817.39
  5. Step 5: Solve for x
    x = 13,115,379,817.39/132,276.43
  6. Step 6: Final answer
    x = 99,151.30

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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.