Home / 40,230.30-60,345.45-33,779.10

Finding the Fourth Proportional to 40,230.30, 60,345.45 and 33,779.10

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Solution

The fourth proportional to 40,230.30, 60,345.45 and 33,779.10 is: 50,668.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,230.30 : 60,345.45 = 33,779.10 : x
  2. Step 2: Convert to fraction form
    40,230.30/60,345.45 = 33,779.10/x
  3. Step 3: Cross multiply
    40,230.30x = 60,345.45 × 33,779.10
  4. Step 4: Simplify right side
    40,230.30x = 2,038,414,990.10
  5. Step 5: Solve for x
    x = 2,038,414,990.10/40,230.30
  6. Step 6: Final answer
    x = 50,668.65

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Similar ratio
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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.