Home / 180,744.18-249,426.96-100,183.80

Finding the Fourth Proportional to 180,744.18, 249,426.96 and 100,183.80

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Solution

The fourth proportional to 180,744.18, 249,426.96 and 100,183.80 is: 138,253.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,744.18 : 249,426.96 = 100,183.80 : x
  2. Step 2: Convert to fraction form
    180,744.18/249,426.96 = 100,183.80/x
  3. Step 3: Cross multiply
    180,744.18x = 249,426.96 × 100,183.80
  4. Step 4: Simplify right side
    180,744.18x = 24,988,540,675.25
  5. Step 5: Solve for x
    x = 24,988,540,675.25/180,744.18
  6. Step 6: Final answer
    x = 138,253.64

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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.