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Finding the Fourth Proportional to 251,341.37, 377,280.62 and 101,679.48

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Solution

The fourth proportional to 251,341.37, 377,280.62 and 101,679.48 is: 152,627.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,341.37 : 377,280.62 = 101,679.48 : x
  2. Step 2: Convert to fraction form
    251,341.37/377,280.62 = 101,679.48/x
  3. Step 3: Cross multiply
    251,341.37x = 377,280.62 × 101,679.48
  4. Step 4: Simplify right side
    251,341.37x = 38,361,696,747.28
  5. Step 5: Solve for x
    x = 38,361,696,747.28/251,341.37
  6. Step 6: Final answer
    x = 152,627.87

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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.