Home / 180,910.24-249,654.48-100,337.92

Finding the Fourth Proportional to 180,910.24, 249,654.48 and 100,337.92

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Solution

The fourth proportional to 180,910.24, 249,654.48 and 100,337.92 is: 138,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,910.24 : 249,654.48 = 100,337.92 : x
  2. Step 2: Convert to fraction form
    180,910.24/249,654.48 = 100,337.92/x
  3. Step 3: Cross multiply
    180,910.24x = 249,654.48 × 100,337.92
  4. Step 4: Simplify right side
    180,910.24x = 25,049,811,241.88
  5. Step 5: Solve for x
    x = 25,049,811,241.88/180,910.24
  6. Step 6: Final answer
    x = 138,465.41

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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.