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Finding the Fourth Proportional to 62,962.50, 86,906.57 and 50,303.82

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Solution

The fourth proportional to 62,962.50, 86,906.57 and 50,303.82 is: 69,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,962.50 : 86,906.57 = 50,303.82 : x
  2. Step 2: Convert to fraction form
    62,962.50/86,906.57 = 50,303.82/x
  3. Step 3: Cross multiply
    62,962.50x = 86,906.57 × 50,303.82
  4. Step 4: Simplify right side
    62,962.50x = 4,371,732,202.58
  5. Step 5: Solve for x
    x = 4,371,732,202.58/62,962.50
  6. Step 6: Final answer
    x = 69,433.90

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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.