Home / 74,755.16-112,154.42-22,165.92

Finding the Fourth Proportional to 74,755.16, 112,154.42 and 22,165.92

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Solution

The fourth proportional to 74,755.16, 112,154.42 and 22,165.92 is: 33,255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,755.16 : 112,154.42 = 22,165.92 : x
  2. Step 2: Convert to fraction form
    74,755.16/112,154.42 = 22,165.92/x
  3. Step 3: Cross multiply
    74,755.16x = 112,154.42 × 22,165.92
  4. Step 4: Simplify right side
    74,755.16x = 2,486,005,901.37
  5. Step 5: Solve for x
    x = 2,486,005,901.37/74,755.16
  6. Step 6: Final answer
    x = 33,255.31

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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.