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Finding the Fourth Proportional to 273,713.48, 377,730.26 and 152,854.87

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Solution

The fourth proportional to 273,713.48, 377,730.26 and 152,854.87 is: 210,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,713.48 : 377,730.26 = 152,854.87 : x
  2. Step 2: Convert to fraction form
    273,713.48/377,730.26 = 152,854.87/x
  3. Step 3: Cross multiply
    273,713.48x = 377,730.26 × 152,854.87
  4. Step 4: Simplify right side
    273,713.48x = 57,737,910,852.49
  5. Step 5: Solve for x
    x = 57,737,910,852.49/273,713.48
  6. Step 6: Final answer
    x = 210,942.88

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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.