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Finding the Fourth Proportional to 273,066.88, 376,834 and 152,215.84

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Solution

The fourth proportional to 273,066.88, 376,834 and 152,215.84 is: 210,058.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,066.88 : 376,834 = 152,215.84 : x
  2. Step 2: Convert to fraction form
    273,066.88/376,834 = 152,215.84/x
  3. Step 3: Cross multiply
    273,066.88x = 376,834 × 152,215.84
  4. Step 4: Simplify right side
    273,066.88x = 57,360,103,850.56
  5. Step 5: Solve for x
    x = 57,360,103,850.56/273,066.88
  6. Step 6: Final answer
    x = 210,058.81

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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.