Home / 228,930.08-343,387.80-60,445.20

Finding the Fourth Proportional to 228,930.08, 343,387.80 and 60,445.20

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Solution

The fourth proportional to 228,930.08, 343,387.80 and 60,445.20 is: 90,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,930.08 : 343,387.80 = 60,445.20 : x
  2. Step 2: Convert to fraction form
    228,930.08/343,387.80 = 60,445.20/x
  3. Step 3: Cross multiply
    228,930.08x = 343,387.80 × 60,445.20
  4. Step 4: Simplify right side
    228,930.08x = 20,756,144,248.56
  5. Step 5: Solve for x
    x = 20,756,144,248.56/228,930.08
  6. Step 6: Final answer
    x = 90,665.87

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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.