Home / 178,447.89-246,278.66-106,827.90

Finding the Fourth Proportional to 178,447.89, 246,278.66 and 106,827.90

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Solution

The fourth proportional to 178,447.89, 246,278.66 and 106,827.90 is: 147,434.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,447.89 : 246,278.66 = 106,827.90 : x
  2. Step 2: Convert to fraction form
    178,447.89/246,278.66 = 106,827.90/x
  3. Step 3: Cross multiply
    178,447.89x = 246,278.66 × 106,827.90
  4. Step 4: Simplify right side
    178,447.89x = 26,309,432,062.61
  5. Step 5: Solve for x
    x = 26,309,432,062.61/178,447.89
  6. Step 6: Final answer
    x = 147,434.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.