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Finding the Fourth Proportional to 59,146.20, 81,623.03 and 32,289.84

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Solution

The fourth proportional to 59,146.20, 81,623.03 and 32,289.84 is: 44,560.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,146.20 : 81,623.03 = 32,289.84 : x
  2. Step 2: Convert to fraction form
    59,146.20/81,623.03 = 32,289.84/x
  3. Step 3: Cross multiply
    59,146.20x = 81,623.03 × 32,289.84
  4. Step 4: Simplify right side
    59,146.20x = 2,635,594,417.57
  5. Step 5: Solve for x
    x = 2,635,594,417.57/59,146.20
  6. Step 6: Final answer
    x = 44,560.67

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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.