Home / 54,327.30-81,490.95-36,612.60

Finding the Fourth Proportional to 54,327.30, 81,490.95 and 36,612.60

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Solution

The fourth proportional to 54,327.30, 81,490.95 and 36,612.60 is: 54,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,327.30 : 81,490.95 = 36,612.60 : x
  2. Step 2: Convert to fraction form
    54,327.30/81,490.95 = 36,612.60/x
  3. Step 3: Cross multiply
    54,327.30x = 81,490.95 × 36,612.60
  4. Step 4: Simplify right side
    54,327.30x = 2,983,595,555.97
  5. Step 5: Solve for x
    x = 2,983,595,555.97/54,327.30
  6. Step 6: Final answer
    x = 54,918.90

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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.