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Finding the Fourth Proportional to 180,189.61, 270,265.97 and 47,052.57

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Solution

The fourth proportional to 180,189.61, 270,265.97 and 47,052.57 is: 70,574.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,189.61 : 270,265.97 = 47,052.57 : x
  2. Step 2: Convert to fraction form
    180,189.61/270,265.97 = 47,052.57/x
  3. Step 3: Cross multiply
    180,189.61x = 270,265.97 × 47,052.57
  4. Step 4: Simplify right side
    180,189.61x = 12,716,708,472.04
  5. Step 5: Solve for x
    x = 12,716,708,472.04/180,189.61
  6. Step 6: Final answer
    x = 70,574.04

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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.