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Finding the Fourth Proportional to 62,512.65, 86,269.65 and 34,218.36

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Solution

The fourth proportional to 62,512.65, 86,269.65 and 34,218.36 is: 47,222.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,512.65 : 86,269.65 = 34,218.36 : x
  2. Step 2: Convert to fraction form
    62,512.65/86,269.65 = 34,218.36/x
  3. Step 3: Cross multiply
    62,512.65x = 86,269.65 × 34,218.36
  4. Step 4: Simplify right side
    62,512.65x = 2,952,005,940.77
  5. Step 5: Solve for x
    x = 2,952,005,940.77/62,512.65
  6. Step 6: Final answer
    x = 47,222.54

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1.5x scale

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.