Home / 108,722.22-150,037.71-60,974.55

Finding the Fourth Proportional to 108,722.22, 150,037.71 and 60,974.55

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Solution

The fourth proportional to 108,722.22, 150,037.71 and 60,974.55 is: 84,145.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,722.22 : 150,037.71 = 60,974.55 : x
  2. Step 2: Convert to fraction form
    108,722.22/150,037.71 = 60,974.55/x
  3. Step 3: Cross multiply
    108,722.22x = 150,037.71 × 60,974.55
  4. Step 4: Simplify right side
    108,722.22x = 9,148,481,850.28
  5. Step 5: Solve for x
    x = 9,148,481,850.28/108,722.22
  6. Step 6: Final answer
    x = 84,145.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.