Home / 102,330.88-141,179.16-62,015.56

Finding the Fourth Proportional to 102,330.88, 141,179.16 and 62,015.56

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Solution

The fourth proportional to 102,330.88, 141,179.16 and 62,015.56 is: 85,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,330.88 : 141,179.16 = 62,015.56 : x
  2. Step 2: Convert to fraction form
    102,330.88/141,179.16 = 62,015.56/x
  3. Step 3: Cross multiply
    102,330.88x = 141,179.16 × 62,015.56
  4. Step 4: Simplify right side
    102,330.88x = 8,755,304,667.73
  5. Step 5: Solve for x
    x = 8,755,304,667.73/102,330.88
  6. Step 6: Final answer
    x = 85,558.77

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1.5x scale

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.