Home / 132,189.60-182,423.07-71,760.81

Finding the Fourth Proportional to 132,189.60, 182,423.07 and 71,760.81

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Solution

The fourth proportional to 132,189.60, 182,423.07 and 71,760.81 is: 99,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,189.60 : 182,423.07 = 71,760.81 : x
  2. Step 2: Convert to fraction form
    132,189.60/182,423.07 = 71,760.81/x
  3. Step 3: Cross multiply
    132,189.60x = 182,423.07 × 71,760.81
  4. Step 4: Simplify right side
    132,189.60x = 13,090,827,265.89
  5. Step 5: Solve for x
    x = 13,090,827,265.89/132,189.60
  6. Step 6: Final answer
    x = 99,030.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.