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Finding the Fourth Proportional to 62,416.80, 86,086.80 and 37,239.84

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Solution

The fourth proportional to 62,416.80, 86,086.80 and 37,239.84 is: 51,362.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,416.80 : 86,086.80 = 37,239.84 : x
  2. Step 2: Convert to fraction form
    62,416.80/86,086.80 = 37,239.84/x
  3. Step 3: Cross multiply
    62,416.80x = 86,086.80 × 37,239.84
  4. Step 4: Simplify right side
    62,416.80x = 3,205,858,658.11
  5. Step 5: Solve for x
    x = 3,205,858,658.11/62,416.80
  6. Step 6: Final answer
    x = 51,362.11

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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.