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Finding the Fourth Proportional to 62,277.78, 93,406.62 and 17,894.43

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Solution

The fourth proportional to 62,277.78, 93,406.62 and 17,894.43 is: 26,838.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,277.78 : 93,406.62 = 17,894.43 : x
  2. Step 2: Convert to fraction form
    62,277.78/93,406.62 = 17,894.43/x
  3. Step 3: Cross multiply
    62,277.78x = 93,406.62 × 17,894.43
  4. Step 4: Simplify right side
    62,277.78x = 1,671,458,223.13
  5. Step 5: Solve for x
    x = 1,671,458,223.13/62,277.78
  6. Step 6: Final answer
    x = 26,838.76

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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.