Home / 180,874.13-271,074.67-74,133.11

Finding the Fourth Proportional to 180,874.13, 271,074.67 and 74,133.11

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Solution

The fourth proportional to 180,874.13, 271,074.67 and 74,133.11 is: 111,102.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,874.13 : 271,074.67 = 74,133.11 : x
  2. Step 2: Convert to fraction form
    180,874.13/271,074.67 = 74,133.11/x
  3. Step 3: Cross multiply
    180,874.13x = 271,074.67 × 74,133.11
  4. Step 4: Simplify right side
    180,874.13x = 20,095,607,296.88
  5. Step 5: Solve for x
    x = 20,095,607,296.88/180,874.13
  6. Step 6: Final answer
    x = 111,102.72

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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.