Home / 61,062.12-84,272.00-35,221.68

Finding the Fourth Proportional to 61,062.12, 84,272.00 and 35,221.68

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Solution

The fourth proportional to 61,062.12, 84,272.00 and 35,221.68 is: 48,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,062.12 : 84,272.00 = 35,221.68 : x
  2. Step 2: Convert to fraction form
    61,062.12/84,272.00 = 35,221.68/x
  3. Step 3: Cross multiply
    61,062.12x = 84,272.00 × 35,221.68
  4. Step 4: Simplify right side
    61,062.12x = 2,968,201,240.85
  5. Step 5: Solve for x
    x = 2,968,201,240.85/61,062.12
  6. Step 6: Final answer
    x = 48,609.53

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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.