Home / 111,825.28-167,660.16-41,685.76

Finding the Fourth Proportional to 111,825.28, 167,660.16 and 41,685.76

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Solution

The fourth proportional to 111,825.28, 167,660.16 and 41,685.76 is: 62,499.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,825.28 : 167,660.16 = 41,685.76 : x
  2. Step 2: Convert to fraction form
    111,825.28/167,660.16 = 41,685.76/x
  3. Step 3: Cross multiply
    111,825.28x = 167,660.16 × 41,685.76
  4. Step 4: Simplify right side
    111,825.28x = 6,989,041,191.32
  5. Step 5: Solve for x
    x = 6,989,041,191.32/111,825.28
  6. Step 6: Final answer
    x = 62,499.65

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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.