Home / 74,724.86-112,104.81-29,748.97

Finding the Fourth Proportional to 74,724.86, 112,104.81 and 29,748.97

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Solution

The fourth proportional to 74,724.86, 112,104.81 and 29,748.97 is: 44,630.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,724.86 : 112,104.81 = 29,748.97 : x
  2. Step 2: Convert to fraction form
    74,724.86/112,104.81 = 29,748.97/x
  3. Step 3: Cross multiply
    74,724.86x = 112,104.81 × 29,748.97
  4. Step 4: Simplify right side
    74,724.86x = 3,335,002,600.97
  5. Step 5: Solve for x
    x = 3,335,002,600.97/74,724.86
  6. Step 6: Final answer
    x = 44,630.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.