Home / 64,634.28-89,194.12-35,953.80

Finding the Fourth Proportional to 64,634.28, 89,194.12 and 35,953.80

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Solution

The fourth proportional to 64,634.28, 89,194.12 and 35,953.80 is: 49,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,634.28 : 89,194.12 = 35,953.80 : x
  2. Step 2: Convert to fraction form
    64,634.28/89,194.12 = 35,953.80/x
  3. Step 3: Cross multiply
    64,634.28x = 89,194.12 × 35,953.80
  4. Step 4: Simplify right side
    64,634.28x = 3,206,867,551.66
  5. Step 5: Solve for x
    x = 3,206,867,551.66/64,634.28
  6. Step 6: Final answer
    x = 49,615.58

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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.