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Finding the Fourth Proportional to 273,230.74, 377,060.61 and 152,379.82

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Solution

The fourth proportional to 273,230.74, 377,060.61 and 152,379.82 is: 210,285.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,230.74 : 377,060.61 = 152,379.82 : x
  2. Step 2: Convert to fraction form
    273,230.74/377,060.61 = 152,379.82/x
  3. Step 3: Cross multiply
    273,230.74x = 377,060.61 × 152,379.82
  4. Step 4: Simplify right side
    273,230.74x = 57,456,427,880.89
  5. Step 5: Solve for x
    x = 57,456,427,880.89/273,230.74
  6. Step 6: Final answer
    x = 210,285.37

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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.