Home / 110,154.28-152,012.52-62,416.72

Finding the Fourth Proportional to 110,154.28, 152,012.52 and 62,416.72

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Solution

The fourth proportional to 110,154.28, 152,012.52 and 62,416.72 is: 86,134.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,154.28 : 152,012.52 = 62,416.72 : x
  2. Step 2: Convert to fraction form
    110,154.28/152,012.52 = 62,416.72/x
  3. Step 3: Cross multiply
    110,154.28x = 152,012.52 × 62,416.72
  4. Step 4: Simplify right side
    110,154.28x = 9,488,122,897.33
  5. Step 5: Solve for x
    x = 9,488,122,897.33/110,154.28
  6. Step 6: Final answer
    x = 86,134.85

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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.