Home / 140,188.40-210,230.65-50,217.09

Finding the Fourth Proportional to 140,188.40, 210,230.65 and 50,217.09

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Solution

The fourth proportional to 140,188.40, 210,230.65 and 50,217.09 is: 75,307.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,188.40 : 210,230.65 = 50,217.09 : x
  2. Step 2: Convert to fraction form
    140,188.40/210,230.65 = 50,217.09/x
  3. Step 3: Cross multiply
    140,188.40x = 210,230.65 × 50,217.09
  4. Step 4: Simplify right side
    140,188.40x = 10,557,170,169.57
  5. Step 5: Solve for x
    x = 10,557,170,169.57/140,188.40
  6. Step 6: Final answer
    x = 75,307.02

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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.