Home / 75,142.09-112,730.42-22,552.57

Finding the Fourth Proportional to 75,142.09, 112,730.42 and 22,552.57

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Solution

The fourth proportional to 75,142.09, 112,730.42 and 22,552.57 is: 33,834.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,142.09 : 112,730.42 = 22,552.57 : x
  2. Step 2: Convert to fraction form
    75,142.09/112,730.42 = 22,552.57/x
  3. Step 3: Cross multiply
    75,142.09x = 112,730.42 × 22,552.57
  4. Step 4: Simplify right side
    75,142.09x = 2,542,360,688.18
  5. Step 5: Solve for x
    x = 2,542,360,688.18/75,142.09
  6. Step 6: Final answer
    x = 33,834.04

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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.