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Finding the Fourth Proportional to 60,658.56, 83,716.08 and 35,508

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Solution

The fourth proportional to 60,658.56, 83,716.08 and 35,508 is: 49,005.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,658.56 : 83,716.08 = 35,508 : x
  2. Step 2: Convert to fraction form
    60,658.56/83,716.08 = 35,508/x
  3. Step 3: Cross multiply
    60,658.56x = 83,716.08 × 35,508
  4. Step 4: Simplify right side
    60,658.56x = 2,972,590,568.64
  5. Step 5: Solve for x
    x = 2,972,590,568.64/60,658.56
  6. Step 6: Final answer
    x = 49,005.29

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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.