Home / 61,775.24-85,214.58-36,615.56

Finding the Fourth Proportional to 61,775.24, 85,214.58 and 36,615.56

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Solution

The fourth proportional to 61,775.24, 85,214.58 and 36,615.56 is: 50,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,775.24 : 85,214.58 = 36,615.56 : x
  2. Step 2: Convert to fraction form
    61,775.24/85,214.58 = 36,615.56/x
  3. Step 3: Cross multiply
    61,775.24x = 85,214.58 × 36,615.56
  4. Step 4: Simplify right side
    61,775.24x = 3,120,179,566.86
  5. Step 5: Solve for x
    x = 3,120,179,566.86/61,775.24
  6. Step 6: Final answer
    x = 50,508.58

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1.5x scale

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.