Home / 102,848.92-141,944.66-57,529.42

Finding the Fourth Proportional to 102,848.92, 141,944.66 and 57,529.42

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Solution

The fourth proportional to 102,848.92, 141,944.66 and 57,529.42 is: 79,397.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,848.92 : 141,944.66 = 57,529.42 : x
  2. Step 2: Convert to fraction form
    102,848.92/141,944.66 = 57,529.42/x
  3. Step 3: Cross multiply
    102,848.92x = 141,944.66 × 57,529.42
  4. Step 4: Simplify right side
    102,848.92x = 8,165,993,961.90
  5. Step 5: Solve for x
    x = 8,165,993,961.90/102,848.92
  6. Step 6: Final answer
    x = 79,397.96

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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.