Home / 64,296.21-88,727.96-35,615.75

Finding the Fourth Proportional to 64,296.21, 88,727.96 and 35,615.75

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Solution

The fourth proportional to 64,296.21, 88,727.96 and 35,615.75 is: 49,149.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,296.21 : 88,727.96 = 35,615.75 : x
  2. Step 2: Convert to fraction form
    64,296.21/88,727.96 = 35,615.75/x
  3. Step 3: Cross multiply
    64,296.21x = 88,727.96 × 35,615.75
  4. Step 4: Simplify right side
    64,296.21x = 3,160,112,785.53
  5. Step 5: Solve for x
    x = 3,160,112,785.53/64,296.21
  6. Step 6: Final answer
    x = 49,149.29

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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.