Home / 95,872.43-143,808.65-29,312.56

Finding the Fourth Proportional to 95,872.43, 143,808.65 and 29,312.56

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Solution

The fourth proportional to 95,872.43, 143,808.65 and 29,312.56 is: 43,968.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,872.43 : 143,808.65 = 29,312.56 : x
  2. Step 2: Convert to fraction form
    95,872.43/143,808.65 = 29,312.56/x
  3. Step 3: Cross multiply
    95,872.43x = 143,808.65 × 29,312.56
  4. Step 4: Simplify right side
    95,872.43x = 4,215,399,824.76
  5. Step 5: Solve for x
    x = 4,215,399,824.76/95,872.43
  6. Step 6: Final answer
    x = 43,968.84

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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.