Home / 81,000.06-121,517.84-24,844.38

Finding the Fourth Proportional to 81,000.06, 121,517.84 and 24,844.38

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Solution

The fourth proportional to 81,000.06, 121,517.84 and 24,844.38 is: 37,272.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,000.06 : 121,517.84 = 24,844.38 : x
  2. Step 2: Convert to fraction form
    81,000.06/121,517.84 = 24,844.38/x
  3. Step 3: Cross multiply
    81,000.06x = 121,517.84 × 24,844.38
  4. Step 4: Simplify right side
    81,000.06x = 3,019,035,393.74
  5. Step 5: Solve for x
    x = 3,019,035,393.74/81,000.06
  6. Step 6: Final answer
    x = 37,272.01

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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.