Home / 95,688.72-143,554.92-29,138.28

Finding the Fourth Proportional to 95,688.72, 143,554.92 and 29,138.28

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Solution

The fourth proportional to 95,688.72, 143,554.92 and 29,138.28 is: 43,714.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,688.72 : 143,554.92 = 29,138.28 : x
  2. Step 2: Convert to fraction form
    95,688.72/143,554.92 = 29,138.28/x
  3. Step 3: Cross multiply
    95,688.72x = 143,554.92 × 29,138.28
  4. Step 4: Simplify right side
    95,688.72x = 4,182,943,454.34
  5. Step 5: Solve for x
    x = 4,182,943,454.34/95,688.72
  6. Step 6: Final answer
    x = 43,714.07

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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.