Home / 274,891.40-412,337.10-97,416.35

Finding the Fourth Proportional to 274,891.40, 412,337.10 and 97,416.35

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Solution

The fourth proportional to 274,891.40, 412,337.10 and 97,416.35 is: 146,124.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,891.40 : 412,337.10 = 97,416.35 : x
  2. Step 2: Convert to fraction form
    274,891.40/412,337.10 = 97,416.35/x
  3. Step 3: Cross multiply
    274,891.40x = 412,337.10 × 97,416.35
  4. Step 4: Simplify right side
    274,891.40x = 40,168,375,251.59
  5. Step 5: Solve for x
    x = 40,168,375,251.59/274,891.40
  6. Step 6: Final answer
    x = 146,124.53

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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.