Home / 76,288.42-114,480.62-29,541.30

Finding the Fourth Proportional to 76,288.42, 114,480.62 and 29,541.30

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Solution

The fourth proportional to 76,288.42, 114,480.62 and 29,541.30 is: 44,330.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,288.42 : 114,480.62 = 29,541.30 : x
  2. Step 2: Convert to fraction form
    76,288.42/114,480.62 = 29,541.30/x
  3. Step 3: Cross multiply
    76,288.42x = 114,480.62 × 29,541.30
  4. Step 4: Simplify right side
    76,288.42x = 3,381,906,339.61
  5. Step 5: Solve for x
    x = 3,381,906,339.61/76,288.42
  6. Step 6: Final answer
    x = 44,330.53

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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.