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Finding the Fourth Proportional to 59,749.88, 89,624.79 and 22,312.87

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Solution

The fourth proportional to 59,749.88, 89,624.79 and 22,312.87 is: 33,469.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,749.88 : 89,624.79 = 22,312.87 : x
  2. Step 2: Convert to fraction form
    59,749.88/89,624.79 = 22,312.87/x
  3. Step 3: Cross multiply
    59,749.88x = 89,624.79 × 22,312.87
  4. Step 4: Simplify right side
    59,749.88x = 1,999,786,063.99
  5. Step 5: Solve for x
    x = 1,999,786,063.99/59,749.88
  6. Step 6: Final answer
    x = 33,469.29

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1.5x scale

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.