Home / 61,770.24-85,207.68-36,610.56

Finding the Fourth Proportional to 61,770.24, 85,207.68 and 36,610.56

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Solution

The fourth proportional to 61,770.24, 85,207.68 and 36,610.56 is: 50,501.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,770.24 : 85,207.68 = 36,610.56 : x
  2. Step 2: Convert to fraction form
    61,770.24/85,207.68 = 36,610.56/x
  3. Step 3: Cross multiply
    61,770.24x = 85,207.68 × 36,610.56
  4. Step 4: Simplify right side
    61,770.24x = 3,119,500,881.10
  5. Step 5: Solve for x
    x = 3,119,500,881.10/61,770.24
  6. Step 6: Final answer
    x = 50,501.68

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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.