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Finding the Fourth Proportional to 59,102.71, 81,568.01 and 36,145.96

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Solution

The fourth proportional to 59,102.71, 81,568.01 and 36,145.96 is: 49,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,102.71 : 81,568.01 = 36,145.96 : x
  2. Step 2: Convert to fraction form
    59,102.71/81,568.01 = 36,145.96/x
  3. Step 3: Cross multiply
    59,102.71x = 81,568.01 × 36,145.96
  4. Step 4: Simplify right side
    59,102.71x = 2,948,353,913.18
  5. Step 5: Solve for x
    x = 2,948,353,913.18/59,102.71
  6. Step 6: Final answer
    x = 49,885.26

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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.