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Finding the Fourth Proportional to 60,538.52, 83,539.01 and 33,680.03

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Solution

The fourth proportional to 60,538.52, 83,539.01 and 33,680.03 is: 46,476.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,538.52 : 83,539.01 = 33,680.03 : x
  2. Step 2: Convert to fraction form
    60,538.52/83,539.01 = 33,680.03/x
  3. Step 3: Cross multiply
    60,538.52x = 83,539.01 × 33,680.03
  4. Step 4: Simplify right side
    60,538.52x = 2,813,596,029.48
  5. Step 5: Solve for x
    x = 2,813,596,029.48/60,538.52
  6. Step 6: Final answer
    x = 46,476.13

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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.