Home / 74,759.57-112,120.25-22,156.77

Finding the Fourth Proportional to 74,759.57, 112,120.25 and 22,156.77

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Solution

The fourth proportional to 74,759.57, 112,120.25 and 22,156.77 is: 33,229.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,759.57 : 112,120.25 = 22,156.77 : x
  2. Step 2: Convert to fraction form
    74,759.57/112,120.25 = 22,156.77/x
  3. Step 3: Cross multiply
    74,759.57x = 112,120.25 × 22,156.77
  4. Step 4: Simplify right side
    74,759.57x = 2,484,222,480.81
  5. Step 5: Solve for x
    x = 2,484,222,480.81/74,759.57
  6. Step 6: Final answer
    x = 33,229.49

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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.