Home / 168,342.03-252,272.45-123,617.91

Finding the Fourth Proportional to 168,342.03, 252,272.45 and 123,617.91

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Solution

The fourth proportional to 168,342.03, 252,272.45 and 123,617.91 is: 185,250.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,342.03 : 252,272.45 = 123,617.91 : x
  2. Step 2: Convert to fraction form
    168,342.03/252,272.45 = 123,617.91/x
  3. Step 3: Cross multiply
    168,342.03x = 252,272.45 × 123,617.91
  4. Step 4: Simplify right side
    168,342.03x = 31,185,392,401.49
  5. Step 5: Solve for x
    x = 31,185,392,401.49/168,342.03
  6. Step 6: Final answer
    x = 185,250.19

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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.