Home / 180,748.56-249,426.60-100,183.62

Finding the Fourth Proportional to 180,748.56, 249,426.60 and 100,183.62

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Solution

The fourth proportional to 180,748.56, 249,426.60 and 100,183.62 is: 138,249.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,748.56 : 249,426.60 = 100,183.62 : x
  2. Step 2: Convert to fraction form
    180,748.56/249,426.60 = 100,183.62/x
  3. Step 3: Cross multiply
    180,748.56x = 249,426.60 × 100,183.62
  4. Step 4: Simplify right side
    180,748.56x = 24,988,459,712.29
  5. Step 5: Solve for x
    x = 24,988,459,712.29/180,748.56
  6. Step 6: Final answer
    x = 138,249.84

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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.