Home / 50,924.20-76,443.90-30,159.40

Finding the Fourth Proportional to 50,924.20, 76,443.90 and 30,159.40

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Solution

The fourth proportional to 50,924.20, 76,443.90 and 30,159.40 is: 45,273.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,924.20 : 76,443.90 = 30,159.40 : x
  2. Step 2: Convert to fraction form
    50,924.20/76,443.90 = 30,159.40/x
  3. Step 3: Cross multiply
    50,924.20x = 76,443.90 × 30,159.40
  4. Step 4: Simplify right side
    50,924.20x = 2,305,502,157.66
  5. Step 5: Solve for x
    x = 2,305,502,157.66/50,924.20
  6. Step 6: Final answer
    x = 45,273.21

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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.