Home / 121,184.42-167,234.12-67,468.04

Finding the Fourth Proportional to 121,184.42, 167,234.12 and 67,468.04

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Solution

The fourth proportional to 121,184.42, 167,234.12 and 67,468.04 is: 93,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,184.42 : 167,234.12 = 67,468.04 : x
  2. Step 2: Convert to fraction form
    121,184.42/167,234.12 = 67,468.04/x
  3. Step 3: Cross multiply
    121,184.42x = 167,234.12 × 67,468.04
  4. Step 4: Simplify right side
    121,184.42x = 11,282,957,960.18
  5. Step 5: Solve for x
    x = 11,282,957,960.18/121,184.42
  6. Step 6: Final answer
    x = 93,105.68

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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.