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Finding the Fourth Proportional to 180,924.40, 271,386.60 and 75,732.40

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Solution

The fourth proportional to 180,924.40, 271,386.60 and 75,732.40 is: 113,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,924.40 : 271,386.60 = 75,732.40 : x
  2. Step 2: Convert to fraction form
    180,924.40/271,386.60 = 75,732.40/x
  3. Step 3: Cross multiply
    180,924.40x = 271,386.60 × 75,732.40
  4. Step 4: Simplify right side
    180,924.40x = 20,552,758,545.84
  5. Step 5: Solve for x
    x = 20,552,758,545.84/180,924.40
  6. Step 6: Final answer
    x = 113,598.60

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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.