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Finding the Fourth Proportional to 62,496.58, 93,754.62 and 20,366.86

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Solution

The fourth proportional to 62,496.58, 93,754.62 and 20,366.86 is: 30,553.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,496.58 : 93,754.62 = 20,366.86 : x
  2. Step 2: Convert to fraction form
    62,496.58/93,754.62 = 20,366.86/x
  3. Step 3: Cross multiply
    62,496.58x = 93,754.62 × 20,366.86
  4. Step 4: Simplify right side
    62,496.58x = 1,909,487,219.89
  5. Step 5: Solve for x
    x = 1,909,487,219.89/62,496.58
  6. Step 6: Final answer
    x = 30,553.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.