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Finding the Fourth Proportional to 273,236.29, 377,065.35 and 152,377.72

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Solution

The fourth proportional to 273,236.29, 377,065.35 and 152,377.72 is: 210,280.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,236.29 : 377,065.35 = 152,377.72 : x
  2. Step 2: Convert to fraction form
    273,236.29/377,065.35 = 152,377.72/x
  3. Step 3: Cross multiply
    273,236.29x = 377,065.35 × 152,377.72
  4. Step 4: Simplify right side
    273,236.29x = 57,456,358,324.00
  5. Step 5: Solve for x
    x = 57,456,358,324.00/273,236.29
  6. Step 6: Final answer
    x = 210,280.85

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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.