Home / 53,924.20-80,886.30-30,304.60

Finding the Fourth Proportional to 53,924.20, 80,886.30 and 30,304.60

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Solution

The fourth proportional to 53,924.20, 80,886.30 and 30,304.60 is: 45,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,924.20 : 80,886.30 = 30,304.60 : x
  2. Step 2: Convert to fraction form
    53,924.20/80,886.30 = 30,304.60/x
  3. Step 3: Cross multiply
    53,924.20x = 80,886.30 × 30,304.60
  4. Step 4: Simplify right side
    53,924.20x = 2,451,226,966.98
  5. Step 5: Solve for x
    x = 2,451,226,966.98/53,924.20
  6. Step 6: Final answer
    x = 45,456.90

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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.