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Finding the Fourth Proportional to 64,133.70, 88,504.25 and 35,839.38

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Solution

The fourth proportional to 64,133.70, 88,504.25 and 35,839.38 is: 49,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,133.70 : 88,504.25 = 35,839.38 : x
  2. Step 2: Convert to fraction form
    64,133.70/88,504.25 = 35,839.38/x
  3. Step 3: Cross multiply
    64,133.70x = 88,504.25 × 35,839.38
  4. Step 4: Simplify right side
    64,133.70x = 3,171,937,447.37
  5. Step 5: Solve for x
    x = 3,171,937,447.37/64,133.70
  6. Step 6: Final answer
    x = 49,458.20

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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.