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Finding the Fourth Proportional to 88,659.75, 122,265.12 and 59,653.47

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Solution

The fourth proportional to 88,659.75, 122,265.12 and 59,653.47 is: 82,264.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,659.75 : 122,265.12 = 59,653.47 : x
  2. Step 2: Convert to fraction form
    88,659.75/122,265.12 = 59,653.47/x
  3. Step 3: Cross multiply
    88,659.75x = 122,265.12 × 59,653.47
  4. Step 4: Simplify right side
    88,659.75x = 7,293,538,667.97
  5. Step 5: Solve for x
    x = 7,293,538,667.97/88,659.75
  6. Step 6: Final answer
    x = 82,264.37

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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.