Home / 165,538.60-248,567.10-113,180.20

Finding the Fourth Proportional to 165,538.60, 248,567.10 and 113,180.20

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Solution

The fourth proportional to 165,538.60, 248,567.10 and 113,180.20 is: 169,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,538.60 : 248,567.10 = 113,180.20 : x
  2. Step 2: Convert to fraction form
    165,538.60/248,567.10 = 113,180.20/x
  3. Step 3: Cross multiply
    165,538.60x = 248,567.10 × 113,180.20
  4. Step 4: Simplify right side
    165,538.60x = 28,132,874,091.42
  5. Step 5: Solve for x
    x = 28,132,874,091.42/165,538.60
  6. Step 6: Final answer
    x = 169,947.52

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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.