Home / 165,736.20-248,604.30-54,928.20

Finding the Fourth Proportional to 165,736.20, 248,604.30 and 54,928.20

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Solution

The fourth proportional to 165,736.20, 248,604.30 and 54,928.20 is: 82,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,736.20 : 248,604.30 = 54,928.20 : x
  2. Step 2: Convert to fraction form
    165,736.20/248,604.30 = 54,928.20/x
  3. Step 3: Cross multiply
    165,736.20x = 248,604.30 × 54,928.20
  4. Step 4: Simplify right side
    165,736.20x = 13,655,386,711.26
  5. Step 5: Solve for x
    x = 13,655,386,711.26/165,736.20
  6. Step 6: Final answer
    x = 82,392.30

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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.