Home / 187,541.86-281,282.46-69,268.90

Finding the Fourth Proportional to 187,541.86, 281,282.46 and 69,268.90

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Solution

The fourth proportional to 187,541.86, 281,282.46 and 69,268.90 is: 103,892.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,541.86 : 281,282.46 = 69,268.90 : x
  2. Step 2: Convert to fraction form
    187,541.86/281,282.46 = 69,268.90/x
  3. Step 3: Cross multiply
    187,541.86x = 281,282.46 × 69,268.90
  4. Step 4: Simplify right side
    187,541.86x = 19,484,126,593.49
  5. Step 5: Solve for x
    x = 19,484,126,593.49/187,541.86
  6. Step 6: Final answer
    x = 103,892.15

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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.