Home / 61,898.24-85,419.92-36,405.67

Finding the Fourth Proportional to 61,898.24, 85,419.92 and 36,405.67

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Solution

The fourth proportional to 61,898.24, 85,419.92 and 36,405.67 is: 50,240.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,898.24 : 85,419.92 = 36,405.67 : x
  2. Step 2: Convert to fraction form
    61,898.24/85,419.92 = 36,405.67/x
  3. Step 3: Cross multiply
    61,898.24x = 85,419.92 × 36,405.67
  4. Step 4: Simplify right side
    61,898.24x = 3,109,769,418.95
  5. Step 5: Solve for x
    x = 3,109,769,418.95/61,898.24
  6. Step 6: Final answer
    x = 50,240.03

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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.