Home / 108,745.22-150,037.56-63,425.18

Finding the Fourth Proportional to 108,745.22, 150,037.56 and 63,425.18

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Solution

The fourth proportional to 108,745.22, 150,037.56 and 63,425.18 is: 87,508.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,745.22 : 150,037.56 = 63,425.18 : x
  2. Step 2: Convert to fraction form
    108,745.22/150,037.56 = 63,425.18/x
  3. Step 3: Cross multiply
    108,745.22x = 150,037.56 × 63,425.18
  4. Step 4: Simplify right side
    108,745.22x = 9,516,158,499.57
  5. Step 5: Solve for x
    x = 9,516,158,499.57/108,745.22
  6. Step 6: Final answer
    x = 87,508.76

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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.