Home / 250,400.52-375,481.98-145,251.72

Finding the Fourth Proportional to 250,400.52, 375,481.98 and 145,251.72

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Solution

The fourth proportional to 250,400.52, 375,481.98 and 145,251.72 is: 217,808.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,400.52 : 375,481.98 = 145,251.72 : x
  2. Step 2: Convert to fraction form
    250,400.52/375,481.98 = 145,251.72/x
  3. Step 3: Cross multiply
    250,400.52x = 375,481.98 × 145,251.72
  4. Step 4: Simplify right side
    250,400.52x = 54,539,403,424.01
  5. Step 5: Solve for x
    x = 54,539,403,424.01/250,400.52
  6. Step 6: Final answer
    x = 217,808.67

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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.