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Finding the Fourth Proportional to 251,338.60, 377,276.48 and 101,676.72

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Solution

The fourth proportional to 251,338.60, 377,276.48 and 101,676.72 is: 152,623.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,338.60 : 377,276.48 = 101,676.72 : x
  2. Step 2: Convert to fraction form
    251,338.60/377,276.48 = 101,676.72/x
  3. Step 3: Cross multiply
    251,338.60x = 377,276.48 × 101,676.72
  4. Step 4: Simplify right side
    251,338.60x = 38,360,235,019.55
  5. Step 5: Solve for x
    x = 38,360,235,019.55/251,338.60
  6. Step 6: Final answer
    x = 152,623.73

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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.