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Finding the Fourth Proportional to 62,203.86, 93,383.82 and 49,877.46

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Solution

The fourth proportional to 62,203.86, 93,383.82 and 49,877.46 is: 74,878.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,203.86 : 93,383.82 = 49,877.46 : x
  2. Step 2: Convert to fraction form
    62,203.86/93,383.82 = 49,877.46/x
  3. Step 3: Cross multiply
    62,203.86x = 93,383.82 × 49,877.46
  4. Step 4: Simplify right side
    62,203.86x = 4,657,747,746.70
  5. Step 5: Solve for x
    x = 4,657,747,746.70/62,203.86
  6. Step 6: Final answer
    x = 74,878.76

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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.