Home / 120,383.46-180,532.58-34,976.55

Finding the Fourth Proportional to 120,383.46, 180,532.58 and 34,976.55

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Solution

The fourth proportional to 120,383.46, 180,532.58 and 34,976.55 is: 52,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,383.46 : 180,532.58 = 34,976.55 : x
  2. Step 2: Convert to fraction form
    120,383.46/180,532.58 = 34,976.55/x
  3. Step 3: Cross multiply
    120,383.46x = 180,532.58 × 34,976.55
  4. Step 4: Simplify right side
    120,383.46x = 6,314,406,636.12
  5. Step 5: Solve for x
    x = 6,314,406,636.12/120,383.46
  6. Step 6: Final answer
    x = 52,452.44

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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.