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Finding the Fourth Proportional to 173,118.71, 259,692.93 and 60,789.27

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Solution

The fourth proportional to 173,118.71, 259,692.93 and 60,789.27 is: 91,189.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,118.71 : 259,692.93 = 60,789.27 : x
  2. Step 2: Convert to fraction form
    173,118.71/259,692.93 = 60,789.27/x
  3. Step 3: Cross multiply
    173,118.71x = 259,692.93 × 60,789.27
  4. Step 4: Simplify right side
    173,118.71x = 15,786,543,638.86
  5. Step 5: Solve for x
    x = 15,786,543,638.86/173,118.71
  6. Step 6: Final answer
    x = 91,189.13

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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.