Home / 180,766.46-249,440.19-100,192.34

Finding the Fourth Proportional to 180,766.46, 249,440.19 and 100,192.34

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Solution

The fourth proportional to 180,766.46, 249,440.19 and 100,192.34 is: 138,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,766.46 : 249,440.19 = 100,192.34 : x
  2. Step 2: Convert to fraction form
    180,766.46/249,440.19 = 100,192.34/x
  3. Step 3: Cross multiply
    180,766.46x = 249,440.19 × 100,192.34
  4. Step 4: Simplify right side
    180,766.46x = 24,991,996,326.14
  5. Step 5: Solve for x
    x = 24,991,996,326.14/180,766.46
  6. Step 6: Final answer
    x = 138,255.72

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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.