Home / 121,396.68-182,122.08-37,168.65

Finding the Fourth Proportional to 121,396.68, 182,122.08 and 37,168.65

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Solution

The fourth proportional to 121,396.68, 182,122.08 and 37,168.65 is: 55,761.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,396.68 : 182,122.08 = 37,168.65 : x
  2. Step 2: Convert to fraction form
    121,396.68/182,122.08 = 37,168.65/x
  3. Step 3: Cross multiply
    121,396.68x = 182,122.08 × 37,168.65
  4. Step 4: Simplify right side
    121,396.68x = 6,769,231,848.79
  5. Step 5: Solve for x
    x = 6,769,231,848.79/121,396.68
  6. Step 6: Final answer
    x = 55,761.26

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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.