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Finding the Fourth Proportional to 59,709.96, 89,564.13 and 18,156.96

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Solution

The fourth proportional to 59,709.96, 89,564.13 and 18,156.96 is: 27,235.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,709.96 : 89,564.13 = 18,156.96 : x
  2. Step 2: Convert to fraction form
    59,709.96/89,564.13 = 18,156.96/x
  3. Step 3: Cross multiply
    59,709.96x = 89,564.13 × 18,156.96
  4. Step 4: Simplify right side
    59,709.96x = 1,626,212,325.84
  5. Step 5: Solve for x
    x = 1,626,212,325.84/59,709.96
  6. Step 6: Final answer
    x = 27,235.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.