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Finding the Fourth Proportional to 64,301.04, 88,729.02 and 36,006.12

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Solution

The fourth proportional to 64,301.04, 88,729.02 and 36,006.12 is: 49,684.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,301.04 : 88,729.02 = 36,006.12 : x
  2. Step 2: Convert to fraction form
    64,301.04/88,729.02 = 36,006.12/x
  3. Step 3: Cross multiply
    64,301.04x = 88,729.02 × 36,006.12
  4. Step 4: Simplify right side
    64,301.04x = 3,194,787,741.60
  5. Step 5: Solve for x
    x = 3,194,787,741.60/64,301.04
  6. Step 6: Final answer
    x = 49,684.85

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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.