Home / 75,124.20-103,672.62-41,132.13

Finding the Fourth Proportional to 75,124.20, 103,672.62 and 41,132.13

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Solution

The fourth proportional to 75,124.20, 103,672.62 and 41,132.13 is: 56,763.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,124.20 : 103,672.62 = 41,132.13 : x
  2. Step 2: Convert to fraction form
    75,124.20/103,672.62 = 41,132.13/x
  3. Step 3: Cross multiply
    75,124.20x = 103,672.62 × 41,132.13
  4. Step 4: Simplify right side
    75,124.20x = 4,264,275,683.28
  5. Step 5: Solve for x
    x = 4,264,275,683.28/75,124.20
  6. Step 6: Final answer
    x = 56,763.01

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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.