Home / 61,849.50-85,352.31-34,991.46

Finding the Fourth Proportional to 61,849.50, 85,352.31 and 34,991.46

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Solution

The fourth proportional to 61,849.50, 85,352.31 and 34,991.46 is: 48,288.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,849.50 : 85,352.31 = 34,991.46 : x
  2. Step 2: Convert to fraction form
    61,849.50/85,352.31 = 34,991.46/x
  3. Step 3: Cross multiply
    61,849.50x = 85,352.31 × 34,991.46
  4. Step 4: Simplify right side
    61,849.50x = 2,986,601,941.27
  5. Step 5: Solve for x
    x = 2,986,601,941.27/61,849.50
  6. Step 6: Final answer
    x = 48,288.21

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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.