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Finding the Fourth Proportional to 60,396.57, 83,347.07 and 33,538.41

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Solution

The fourth proportional to 60,396.57, 83,347.07 and 33,538.41 is: 46,282.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,396.57 : 83,347.07 = 33,538.41 : x
  2. Step 2: Convert to fraction form
    60,396.57/83,347.07 = 33,538.41/x
  3. Step 3: Cross multiply
    60,396.57x = 83,347.07 × 33,538.41
  4. Step 4: Simplify right side
    60,396.57x = 2,795,328,038.27
  5. Step 5: Solve for x
    x = 2,795,328,038.27/60,396.57
  6. Step 6: Final answer
    x = 46,282.89

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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.