Home / 61,849.13-85,351.82-34,991.06

Finding the Fourth Proportional to 61,849.13, 85,351.82 and 34,991.06

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Solution

The fourth proportional to 61,849.13, 85,351.82 and 34,991.06 is: 48,287.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,849.13 : 85,351.82 = 34,991.06 : x
  2. Step 2: Convert to fraction form
    61,849.13/85,351.82 = 34,991.06/x
  3. Step 3: Cross multiply
    61,849.13x = 85,351.82 × 34,991.06
  4. Step 4: Simplify right side
    61,849.13x = 2,986,550,053.01
  5. Step 5: Solve for x
    x = 2,986,550,053.01/61,849.13
  6. Step 6: Final answer
    x = 48,287.67

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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.