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Finding the Fourth Proportional to 62,662.09, 86,473.71 and 33,981.74

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Solution

The fourth proportional to 62,662.09, 86,473.71 and 33,981.74 is: 46,894.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,662.09 : 86,473.71 = 33,981.74 : x
  2. Step 2: Convert to fraction form
    62,662.09/86,473.71 = 33,981.74/x
  3. Step 3: Cross multiply
    62,662.09x = 86,473.71 × 33,981.74
  4. Step 4: Simplify right side
    62,662.09x = 2,938,527,130.06
  5. Step 5: Solve for x
    x = 2,938,527,130.06/62,662.09
  6. Step 6: Final answer
    x = 46,894.82

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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.