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Finding the Fourth Proportional to 64,105.59, 88,447.70 and 36,880.25

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Solution

The fourth proportional to 64,105.59, 88,447.70 and 36,880.25 is: 50,884.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,105.59 : 88,447.70 = 36,880.25 : x
  2. Step 2: Convert to fraction form
    64,105.59/88,447.70 = 36,880.25/x
  3. Step 3: Cross multiply
    64,105.59x = 88,447.70 × 36,880.25
  4. Step 4: Simplify right side
    64,105.59x = 3,261,973,287.93
  5. Step 5: Solve for x
    x = 3,261,973,287.93/64,105.59
  6. Step 6: Final answer
    x = 50,884.38

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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.