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Finding the Fourth Proportional to 62,497.98, 86,247.45 and 34,205.22

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Solution

The fourth proportional to 62,497.98, 86,247.45 and 34,205.22 is: 47,203.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,497.98 : 86,247.45 = 34,205.22 : x
  2. Step 2: Convert to fraction form
    62,497.98/86,247.45 = 34,205.22/x
  3. Step 3: Cross multiply
    62,497.98x = 86,247.45 × 34,205.22
  4. Step 4: Simplify right side
    62,497.98x = 2,950,113,001.69
  5. Step 5: Solve for x
    x = 2,950,113,001.69/62,497.98
  6. Step 6: Final answer
    x = 47,203.33

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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.