Home / 180,802.20-271,154.70-75,599.40

Finding the Fourth Proportional to 180,802.20, 271,154.70 and 75,599.40

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Solution

The fourth proportional to 180,802.20, 271,154.70 and 75,599.40 is: 113,378.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,802.20 : 271,154.70 = 75,599.40 : x
  2. Step 2: Convert to fraction form
    180,802.20/271,154.70 = 75,599.40/x
  3. Step 3: Cross multiply
    180,802.20x = 271,154.70 × 75,599.40
  4. Step 4: Simplify right side
    180,802.20x = 20,499,132,627.18
  5. Step 5: Solve for x
    x = 20,499,132,627.18/180,802.20
  6. Step 6: Final answer
    x = 113,378.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.