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Finding the Fourth Proportional to 180,626.28, 270,992.88 and 62,309.58

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Solution

The fourth proportional to 180,626.28, 270,992.88 and 62,309.58 is: 93,482.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,626.28 : 270,992.88 = 62,309.58 : x
  2. Step 2: Convert to fraction form
    180,626.28/270,992.88 = 62,309.58/x
  3. Step 3: Cross multiply
    180,626.28x = 270,992.88 × 62,309.58
  4. Step 4: Simplify right side
    180,626.28x = 16,885,452,535.79
  5. Step 5: Solve for x
    x = 16,885,452,535.79/180,626.28
  6. Step 6: Final answer
    x = 93,482.81

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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.