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Finding the Fourth Proportional to 64,104.75, 88,464.60 and 35,811.09

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Solution

The fourth proportional to 64,104.75, 88,464.60 and 35,811.09 is: 49,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,104.75 : 88,464.60 = 35,811.09 : x
  2. Step 2: Convert to fraction form
    64,104.75/88,464.60 = 35,811.09/x
  3. Step 3: Cross multiply
    64,104.75x = 88,464.60 × 35,811.09
  4. Step 4: Simplify right side
    64,104.75x = 3,168,013,752.41
  5. Step 5: Solve for x
    x = 3,168,013,752.41/64,104.75
  6. Step 6: Final answer
    x = 49,419.33

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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.