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Finding the Fourth Proportional to 64,104.48, 88,464.42 and 35,810.64

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Solution

The fourth proportional to 64,104.48, 88,464.42 and 35,810.64 is: 49,418.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,104.48 : 88,464.42 = 35,810.64 : x
  2. Step 2: Convert to fraction form
    64,104.48/88,464.42 = 35,810.64/x
  3. Step 3: Cross multiply
    64,104.48x = 88,464.42 × 35,810.64
  4. Step 4: Simplify right side
    64,104.48x = 3,167,967,497.43
  5. Step 5: Solve for x
    x = 3,167,967,497.43/64,104.48
  6. Step 6: Final answer
    x = 49,418.82

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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.