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Finding the Fourth Proportional to 250,793.20, 346,094.54 and 143,365.54

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Solution

The fourth proportional to 250,793.20, 346,094.54 and 143,365.54 is: 197,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,793.20 : 346,094.54 = 143,365.54 : x
  2. Step 2: Convert to fraction form
    250,793.20/346,094.54 = 143,365.54/x
  3. Step 3: Cross multiply
    250,793.20x = 346,094.54 × 143,365.54
  4. Step 4: Simplify right side
    250,793.20x = 49,618,030,618.15
  5. Step 5: Solve for x
    x = 49,618,030,618.15/250,793.20
  6. Step 6: Final answer
    x = 197,844.40

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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.