Home / 65,895.90-90,942.85-37,605.84

Finding the Fourth Proportional to 65,895.90, 90,942.85 and 37,605.84

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Solution

The fourth proportional to 65,895.90, 90,942.85 and 37,605.84 is: 51,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,895.90 : 90,942.85 = 37,605.84 : x
  2. Step 2: Convert to fraction form
    65,895.90/90,942.85 = 37,605.84/x
  3. Step 3: Cross multiply
    65,895.90x = 90,942.85 × 37,605.84
  4. Step 4: Simplify right side
    65,895.90x = 3,419,982,266.24
  5. Step 5: Solve for x
    x = 3,419,982,266.24/65,895.90
  6. Step 6: Final answer
    x = 51,899.77

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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.