Home / 132,352.02-182,649.87-75,781.62

Finding the Fourth Proportional to 132,352.02, 182,649.87 and 75,781.62

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Solution

The fourth proportional to 132,352.02, 182,649.87 and 75,781.62 is: 104,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,352.02 : 182,649.87 = 75,781.62 : x
  2. Step 2: Convert to fraction form
    132,352.02/182,649.87 = 75,781.62/x
  3. Step 3: Cross multiply
    132,352.02x = 182,649.87 × 75,781.62
  4. Step 4: Simplify right side
    132,352.02x = 13,841,503,041.39
  5. Step 5: Solve for x
    x = 13,841,503,041.39/132,352.02
  6. Step 6: Final answer
    x = 104,580.97

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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.