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Finding the Fourth Proportional to 273,177.28, 377,009.52 and 165,774.64

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Solution

The fourth proportional to 273,177.28, 377,009.52 and 165,774.64 is: 228,784.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,177.28 : 377,009.52 = 165,774.64 : x
  2. Step 2: Convert to fraction form
    273,177.28/377,009.52 = 165,774.64/x
  3. Step 3: Cross multiply
    273,177.28x = 377,009.52 × 165,774.64
  4. Step 4: Simplify right side
    273,177.28x = 62,498,617,454.57
  5. Step 5: Solve for x
    x = 62,498,617,454.57/273,177.28
  6. Step 6: Final answer
    x = 228,784.10

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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.