Home / 180,559.12-249,092.92-108,899.32

Finding the Fourth Proportional to 180,559.12, 249,092.92 and 108,899.32

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Solution

The fourth proportional to 180,559.12, 249,092.92 and 108,899.32 is: 150,233.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,559.12 : 249,092.92 = 108,899.32 : x
  2. Step 2: Convert to fraction form
    180,559.12/249,092.92 = 108,899.32/x
  3. Step 3: Cross multiply
    180,559.12x = 249,092.92 × 108,899.32
  4. Step 4: Simplify right side
    180,559.12x = 27,126,049,604.81
  5. Step 5: Solve for x
    x = 27,126,049,604.81/180,559.12
  6. Step 6: Final answer
    x = 150,233.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.