Home / 254,727-381,565.35-149,226.12

Finding the Fourth Proportional to 254,727, 381,565.35 and 149,226.12

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Solution

The fourth proportional to 254,727, 381,565.35 and 149,226.12 is: 223,531.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,727 : 381,565.35 = 149,226.12 : x
  2. Step 2: Convert to fraction form
    254,727/381,565.35 = 149,226.12/x
  3. Step 3: Cross multiply
    254,727x = 381,565.35 × 149,226.12
  4. Step 4: Simplify right side
    254,727x = 56,939,516,706.94
  5. Step 5: Solve for x
    x = 56,939,516,706.94/254,727
  6. Step 6: Final answer
    x = 223,531.53

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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.