Home / 75,039.05-112,520.10-22,441.70

Finding the Fourth Proportional to 75,039.05, 112,520.10 and 22,441.70

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Solution

The fourth proportional to 75,039.05, 112,520.10 and 22,441.70 is: 33,651.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,039.05 : 112,520.10 = 22,441.70 : x
  2. Step 2: Convert to fraction form
    75,039.05/112,520.10 = 22,441.70/x
  3. Step 3: Cross multiply
    75,039.05x = 112,520.10 × 22,441.70
  4. Step 4: Simplify right side
    75,039.05x = 2,525,142,328.17
  5. Step 5: Solve for x
    x = 2,525,142,328.17/75,039.05
  6. Step 6: Final answer
    x = 33,651.04

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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.