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Finding the Fourth Proportional to 273,516.65, 377,487.11 and 166,079.69

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Solution

The fourth proportional to 273,516.65, 377,487.11 and 166,079.69 is: 229,210.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,516.65 : 377,487.11 = 166,079.69 : x
  2. Step 2: Convert to fraction form
    273,516.65/377,487.11 = 166,079.69/x
  3. Step 3: Cross multiply
    273,516.65x = 377,487.11 × 166,079.69
  4. Step 4: Simplify right side
    273,516.65x = 62,692,941,377.40
  5. Step 5: Solve for x
    x = 62,692,941,377.40/273,516.65
  6. Step 6: Final answer
    x = 229,210.69

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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.