Home / 74,752.45-112,147.13-22,161.93

Finding the Fourth Proportional to 74,752.45, 112,147.13 and 22,161.93

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Solution

The fourth proportional to 74,752.45, 112,147.13 and 22,161.93 is: 33,248.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,752.45 : 112,147.13 = 22,161.93 : x
  2. Step 2: Convert to fraction form
    74,752.45/112,147.13 = 22,161.93/x
  3. Step 3: Cross multiply
    74,752.45x = 112,147.13 × 22,161.93
  4. Step 4: Simplify right side
    74,752.45x = 2,485,396,733.95
  5. Step 5: Solve for x
    x = 2,485,396,733.95/74,752.45
  6. Step 6: Final answer
    x = 33,248.37

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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.