Home / 132,092.12-182,287.47-71,662.76

Finding the Fourth Proportional to 132,092.12, 182,287.47 and 71,662.76

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Solution

The fourth proportional to 132,092.12, 182,287.47 and 71,662.76 is: 98,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,092.12 : 182,287.47 = 71,662.76 : x
  2. Step 2: Convert to fraction form
    132,092.12/182,287.47 = 71,662.76/x
  3. Step 3: Cross multiply
    132,092.12x = 182,287.47 × 71,662.76
  4. Step 4: Simplify right side
    132,092.12x = 13,063,222,985.76
  5. Step 5: Solve for x
    x = 13,063,222,985.76/132,092.12
  6. Step 6: Final answer
    x = 98,894.80

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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.