Home / 61,664.40-92,464.20-22,215.60

Finding the Fourth Proportional to 61,664.40, 92,464.20 and 22,215.60

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Solution

The fourth proportional to 61,664.40, 92,464.20 and 22,215.60 is: 33,311.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,664.40 : 92,464.20 = 22,215.60 : x
  2. Step 2: Convert to fraction form
    61,664.40/92,464.20 = 22,215.60/x
  3. Step 3: Cross multiply
    61,664.40x = 92,464.20 × 22,215.60
  4. Step 4: Simplify right side
    61,664.40x = 2,054,147,681.52
  5. Step 5: Solve for x
    x = 2,054,147,681.52/61,664.40
  6. Step 6: Final answer
    x = 33,311.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.