Home / 75,194.64-103,735.22-48,332.13

Finding the Fourth Proportional to 75,194.64, 103,735.22 and 48,332.13

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Solution

The fourth proportional to 75,194.64, 103,735.22 and 48,332.13 is: 66,676.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,194.64 : 103,735.22 = 48,332.13 : x
  2. Step 2: Convert to fraction form
    75,194.64/103,735.22 = 48,332.13/x
  3. Step 3: Cross multiply
    75,194.64x = 103,735.22 × 48,332.13
  4. Step 4: Simplify right side
    75,194.64x = 5,013,744,149.49
  5. Step 5: Solve for x
    x = 5,013,744,149.49/75,194.64
  6. Step 6: Final answer
    x = 66,676.88

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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.