Home / 110,158.97-152,019.53-62,415.55

Finding the Fourth Proportional to 110,158.97, 152,019.53 and 62,415.55

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Solution

The fourth proportional to 110,158.97, 152,019.53 and 62,415.55 is: 86,133.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,158.97 : 152,019.53 = 62,415.55 : x
  2. Step 2: Convert to fraction form
    110,158.97/152,019.53 = 62,415.55/x
  3. Step 3: Cross multiply
    110,158.97x = 152,019.53 × 62,415.55
  4. Step 4: Simplify right side
    110,158.97x = 9,488,382,575.69
  5. Step 5: Solve for x
    x = 9,488,382,575.69/110,158.97
  6. Step 6: Final answer
    x = 86,133.54

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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.