Home / 56,194.20-77,542.38-31,042.08

Finding the Fourth Proportional to 56,194.20, 77,542.38 and 31,042.08

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Solution

The fourth proportional to 56,194.20, 77,542.38 and 31,042.08 is: 42,834.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,194.20 : 77,542.38 = 31,042.08 : x
  2. Step 2: Convert to fraction form
    56,194.20/77,542.38 = 31,042.08/x
  3. Step 3: Cross multiply
    56,194.20x = 77,542.38 × 31,042.08
  4. Step 4: Simplify right side
    56,194.20x = 2,407,076,763.35
  5. Step 5: Solve for x
    x = 2,407,076,763.35/56,194.20
  6. Step 6: Final answer
    x = 42,834.97

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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.