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Finding the Fourth Proportional to 250,094.89, 345,098.68 and 142,658.52

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Solution

The fourth proportional to 250,094.89, 345,098.68 and 142,658.52 is: 196,850.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,094.89 : 345,098.68 = 142,658.52 : x
  2. Step 2: Convert to fraction form
    250,094.89/345,098.68 = 142,658.52/x
  3. Step 3: Cross multiply
    250,094.89x = 345,098.68 × 142,658.52
  4. Step 4: Simplify right side
    250,094.89x = 49,231,265,291.99
  5. Step 5: Solve for x
    x = 49,231,265,291.99/250,094.89
  6. Step 6: Final answer
    x = 196,850.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.