Home / 50,799.20-76,126.16-28,565.90

Finding the Fourth Proportional to 50,799.20, 76,126.16 and 28,565.90

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Solution

The fourth proportional to 50,799.20, 76,126.16 and 28,565.90 is: 42,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,799.20 : 76,126.16 = 28,565.90 : x
  2. Step 2: Convert to fraction form
    50,799.20/76,126.16 = 28,565.90/x
  3. Step 3: Cross multiply
    50,799.20x = 76,126.16 × 28,565.90
  4. Step 4: Simplify right side
    50,799.20x = 2,174,612,273.94
  5. Step 5: Solve for x
    x = 2,174,612,273.94/50,799.20
  6. Step 6: Final answer
    x = 42,808.00

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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.