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Finding the Fourth Proportional to 64,088, 88,441.44 and 38,932.64

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Solution

The fourth proportional to 64,088, 88,441.44 and 38,932.64 is: 53,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,088 : 88,441.44 = 38,932.64 : x
  2. Step 2: Convert to fraction form
    64,088/88,441.44 = 38,932.64/x
  3. Step 3: Cross multiply
    64,088x = 88,441.44 × 38,932.64
  4. Step 4: Simplify right side
    64,088x = 3,443,258,744.60
  5. Step 5: Solve for x
    x = 3,443,258,744.60/64,088
  6. Step 6: Final answer
    x = 53,727.04

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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.