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Finding the Fourth Proportional to 250,894.60, 346,077.07 and 148,847.83

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Solution

The fourth proportional to 250,894.60, 346,077.07 and 148,847.83 is: 205,316.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,894.60 : 346,077.07 = 148,847.83 : x
  2. Step 2: Convert to fraction form
    250,894.60/346,077.07 = 148,847.83/x
  3. Step 3: Cross multiply
    250,894.60x = 346,077.07 × 148,847.83
  4. Step 4: Simplify right side
    250,894.60x = 51,512,819,644.95
  5. Step 5: Solve for x
    x = 51,512,819,644.95/250,894.60
  6. Step 6: Final answer
    x = 205,316.58

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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.