Home / 48,656.97-67,121.12-42,269.22

Finding the Fourth Proportional to 48,656.97, 67,121.12 and 42,269.22

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Solution

The fourth proportional to 48,656.97, 67,121.12 and 42,269.22 is: 58,309.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,656.97 : 67,121.12 = 42,269.22 : x
  2. Step 2: Convert to fraction form
    48,656.97/67,121.12 = 42,269.22/x
  3. Step 3: Cross multiply
    48,656.97x = 67,121.12 × 42,269.22
  4. Step 4: Simplify right side
    48,656.97x = 2,837,157,387.93
  5. Step 5: Solve for x
    x = 2,837,157,387.93/48,656.97
  6. Step 6: Final answer
    x = 58,309.37

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1.5x scale

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.