Home / 61,220.48-84,474.24-36,066.56

Finding the Fourth Proportional to 61,220.48, 84,474.24 and 36,066.56

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Solution

The fourth proportional to 61,220.48, 84,474.24 and 36,066.56 is: 49,765.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,220.48 : 84,474.24 = 36,066.56 : x
  2. Step 2: Convert to fraction form
    61,220.48/84,474.24 = 36,066.56/x
  3. Step 3: Cross multiply
    61,220.48x = 84,474.24 × 36,066.56
  4. Step 4: Simplify right side
    61,220.48x = 3,046,695,245.41
  5. Step 5: Solve for x
    x = 3,046,695,245.41/61,220.48
  6. Step 6: Final answer
    x = 49,765.95

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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.