Home / 229,182.40-343,773.60-71,423.52

Finding the Fourth Proportional to 229,182.40, 343,773.60 and 71,423.52

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Solution

The fourth proportional to 229,182.40, 343,773.60 and 71,423.52 is: 107,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,182.40 : 343,773.60 = 71,423.52 : x
  2. Step 2: Convert to fraction form
    229,182.40/343,773.60 = 71,423.52/x
  3. Step 3: Cross multiply
    229,182.40x = 343,773.60 × 71,423.52
  4. Step 4: Simplify right side
    229,182.40x = 24,553,520,595.07
  5. Step 5: Solve for x
    x = 24,553,520,595.07/229,182.40
  6. Step 6: Final answer
    x = 107,135.28

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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.