Home / 229,500.30-344,250.45-71,777.10

Finding the Fourth Proportional to 229,500.30, 344,250.45 and 71,777.10

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Solution

The fourth proportional to 229,500.30, 344,250.45 and 71,777.10 is: 107,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,500.30 : 344,250.45 = 71,777.10 : x
  2. Step 2: Convert to fraction form
    229,500.30/344,250.45 = 71,777.10/x
  3. Step 3: Cross multiply
    229,500.30x = 344,250.45 × 71,777.10
  4. Step 4: Simplify right side
    229,500.30x = 24,709,298,974.70
  5. Step 5: Solve for x
    x = 24,709,298,974.70/229,500.30
  6. Step 6: Final answer
    x = 107,665.65

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1.5x scale

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.