Home / 132,032.24-182,202-74,670.56

Finding the Fourth Proportional to 132,032.24, 182,202 and 74,670.56

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Solution

The fourth proportional to 132,032.24, 182,202 and 74,670.56 is: 103,043.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,032.24 : 182,202 = 74,670.56 : x
  2. Step 2: Convert to fraction form
    132,032.24/182,202 = 74,670.56/x
  3. Step 3: Cross multiply
    132,032.24x = 182,202 × 74,670.56
  4. Step 4: Simplify right side
    132,032.24x = 13,605,125,373.12
  5. Step 5: Solve for x
    x = 13,605,125,373.12/132,032.24
  6. Step 6: Final answer
    x = 103,043.96

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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.