Home / 132,242.90-182,491.92-75,650.63

Finding the Fourth Proportional to 132,242.90, 182,491.92 and 75,650.63

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Solution

The fourth proportional to 132,242.90, 182,491.92 and 75,650.63 is: 104,395.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,242.90 : 182,491.92 = 75,650.63 : x
  2. Step 2: Convert to fraction form
    132,242.90/182,491.92 = 75,650.63/x
  3. Step 3: Cross multiply
    132,242.90x = 182,491.92 × 75,650.63
  4. Step 4: Simplify right side
    132,242.90x = 13,805,627,805.45
  5. Step 5: Solve for x
    x = 13,805,627,805.45/132,242.90
  6. Step 6: Final answer
    x = 104,395.99

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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.