Home / 274,932.96-412,340.04-97,445.76

Finding the Fourth Proportional to 274,932.96, 412,340.04 and 97,445.76

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Solution

The fourth proportional to 274,932.96, 412,340.04 and 97,445.76 is: 146,147.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,932.96 : 412,340.04 = 97,445.76 : x
  2. Step 2: Convert to fraction form
    274,932.96/412,340.04 = 97,445.76/x
  3. Step 3: Cross multiply
    274,932.96x = 412,340.04 × 97,445.76
  4. Step 4: Simplify right side
    274,932.96x = 40,180,788,576.23
  5. Step 5: Solve for x
    x = 40,180,788,576.23/274,932.96
  6. Step 6: Final answer
    x = 146,147.59

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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.