Home / 95,508.18-143,212.82-42,872.34

Finding the Fourth Proportional to 95,508.18, 143,212.82 and 42,872.34

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Solution

The fourth proportional to 95,508.18, 143,212.82 and 42,872.34 is: 64,286.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,508.18 : 143,212.82 = 42,872.34 : x
  2. Step 2: Convert to fraction form
    95,508.18/143,212.82 = 42,872.34/x
  3. Step 3: Cross multiply
    95,508.18x = 143,212.82 × 42,872.34
  4. Step 4: Simplify right side
    95,508.18x = 6,139,868,711.40
  5. Step 5: Solve for x
    x = 6,139,868,711.40/95,508.18
  6. Step 6: Final answer
    x = 64,286.31

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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.