Home / 110,170.62-152,042.67-61,775.82

Finding the Fourth Proportional to 110,170.62, 152,042.67 and 61,775.82

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Solution

The fourth proportional to 110,170.62, 152,042.67 and 61,775.82 is: 85,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,170.62 : 152,042.67 = 61,775.82 : x
  2. Step 2: Convert to fraction form
    110,170.62/152,042.67 = 61,775.82/x
  3. Step 3: Cross multiply
    110,170.62x = 152,042.67 × 61,775.82
  4. Step 4: Simplify right side
    110,170.62x = 9,392,560,614.24
  5. Step 5: Solve for x
    x = 9,392,560,614.24/110,170.62
  6. Step 6: Final answer
    x = 85,254.68

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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.