Home / 74,751.17-112,148.42-22,161.92

Finding the Fourth Proportional to 74,751.17, 112,148.42 and 22,161.92

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Solution

The fourth proportional to 74,751.17, 112,148.42 and 22,161.92 is: 33,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,751.17 : 112,148.42 = 22,161.92 : x
  2. Step 2: Convert to fraction form
    74,751.17/112,148.42 = 22,161.92/x
  3. Step 3: Cross multiply
    74,751.17x = 112,148.42 × 22,161.92
  4. Step 4: Simplify right side
    74,751.17x = 2,485,423,640.61
  5. Step 5: Solve for x
    x = 2,485,423,640.61/74,751.17
  6. Step 6: Final answer
    x = 33,249.30

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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.