Home / 195,001.70-292,502.55-76,676.90

Finding the Fourth Proportional to 195,001.70, 292,502.55 and 76,676.90

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Solution

The fourth proportional to 195,001.70, 292,502.55 and 76,676.90 is: 115,015.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,001.70 : 292,502.55 = 76,676.90 : x
  2. Step 2: Convert to fraction form
    195,001.70/292,502.55 = 76,676.90/x
  3. Step 3: Cross multiply
    195,001.70x = 292,502.55 × 76,676.90
  4. Step 4: Simplify right side
    195,001.70x = 22,428,188,776.10
  5. Step 5: Solve for x
    x = 22,428,188,776.10/195,001.70
  6. Step 6: Final answer
    x = 115,015.35

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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.