Home / 64,227.78-88,634.97-38,735.46

Finding the Fourth Proportional to 64,227.78, 88,634.97 and 38,735.46

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Solution

The fourth proportional to 64,227.78, 88,634.97 and 38,735.46 is: 53,455.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,227.78 : 88,634.97 = 38,735.46 : x
  2. Step 2: Convert to fraction form
    64,227.78/88,634.97 = 38,735.46/x
  3. Step 3: Cross multiply
    64,227.78x = 88,634.97 × 38,735.46
  4. Step 4: Simplify right side
    64,227.78x = 3,433,316,335.04
  5. Step 5: Solve for x
    x = 3,433,316,335.04/64,227.78
  6. Step 6: Final answer
    x = 53,455.32

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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.