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Finding the Fourth Proportional to 62,626.87, 86,424.51 and 34,332.49

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Solution

The fourth proportional to 62,626.87, 86,424.51 and 34,332.49 is: 47,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,626.87 : 86,424.51 = 34,332.49 : x
  2. Step 2: Convert to fraction form
    62,626.87/86,424.51 = 34,332.49/x
  3. Step 3: Cross multiply
    62,626.87x = 86,424.51 × 34,332.49
  4. Step 4: Simplify right side
    62,626.87x = 2,967,168,625.33
  5. Step 5: Solve for x
    x = 2,967,168,625.33/62,626.87
  6. Step 6: Final answer
    x = 47,378.52

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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.