Home / 180,608.16-249,253.30-100,043.18

Finding the Fourth Proportional to 180,608.16, 249,253.30 and 100,043.18

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Solution

The fourth proportional to 180,608.16, 249,253.30 and 100,043.18 is: 138,067.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,608.16 : 249,253.30 = 100,043.18 : x
  2. Step 2: Convert to fraction form
    180,608.16/249,253.30 = 100,043.18/x
  3. Step 3: Cross multiply
    180,608.16x = 249,253.30 × 100,043.18
  4. Step 4: Simplify right side
    180,608.16x = 24,936,092,757.49
  5. Step 5: Solve for x
    x = 24,936,092,757.49/180,608.16
  6. Step 6: Final answer
    x = 138,067.37

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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.