Home / 111,451.59-167,189.07-48,278.12

Finding the Fourth Proportional to 111,451.59, 167,189.07 and 48,278.12

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Solution

The fourth proportional to 111,451.59, 167,189.07 and 48,278.12 is: 72,422.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,451.59 : 167,189.07 = 48,278.12 : x
  2. Step 2: Convert to fraction form
    111,451.59/167,189.07 = 48,278.12/x
  3. Step 3: Cross multiply
    111,451.59x = 167,189.07 × 48,278.12
  4. Step 4: Simplify right side
    111,451.59x = 8,071,573,148.20
  5. Step 5: Solve for x
    x = 8,071,573,148.20/111,451.59
  6. Step 6: Final answer
    x = 72,422.23

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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.