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Finding the Fourth Proportional to 273,345.84, 410,171.85 and 115,692.30

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Solution

The fourth proportional to 273,345.84, 410,171.85 and 115,692.30 is: 173,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,345.84 : 410,171.85 = 115,692.30 : x
  2. Step 2: Convert to fraction form
    273,345.84/410,171.85 = 115,692.30/x
  3. Step 3: Cross multiply
    273,345.84x = 410,171.85 × 115,692.30
  4. Step 4: Simplify right side
    273,345.84x = 47,453,724,721.76
  5. Step 5: Solve for x
    x = 47,453,724,721.76/273,345.84
  6. Step 6: Final answer
    x = 173,603.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.