Home / 180,859.12-249,525.84-109,211.92

Finding the Fourth Proportional to 180,859.12, 249,525.84 and 109,211.92

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Solution

The fourth proportional to 180,859.12, 249,525.84 and 109,211.92 is: 150,676.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,859.12 : 249,525.84 = 109,211.92 : x
  2. Step 2: Convert to fraction form
    180,859.12/249,525.84 = 109,211.92/x
  3. Step 3: Cross multiply
    180,859.12x = 249,525.84 × 109,211.92
  4. Step 4: Simplify right side
    180,859.12x = 27,251,196,076.01
  5. Step 5: Solve for x
    x = 27,251,196,076.01/180,859.12
  6. Step 6: Final answer
    x = 150,676.37

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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.