Home / 165,751.20-248,591.88-53,441.28

Finding the Fourth Proportional to 165,751.20, 248,591.88 and 53,441.28

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Solution

The fourth proportional to 165,751.20, 248,591.88 and 53,441.28 is: 80,150.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,751.20 : 248,591.88 = 53,441.28 : x
  2. Step 2: Convert to fraction form
    165,751.20/248,591.88 = 53,441.28/x
  3. Step 3: Cross multiply
    165,751.20x = 248,591.88 × 53,441.28
  4. Step 4: Simplify right side
    165,751.20x = 13,285,068,264.81
  5. Step 5: Solve for x
    x = 13,285,068,264.81/165,751.20
  6. Step 6: Final answer
    x = 80,150.66

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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.