Home / 173,486.28-260,028.62-79,795.40

Finding the Fourth Proportional to 173,486.28, 260,028.62 and 79,795.40

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Solution

The fourth proportional to 173,486.28, 260,028.62 and 79,795.40 is: 119,600.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,486.28 : 260,028.62 = 79,795.40 : x
  2. Step 2: Convert to fraction form
    173,486.28/260,028.62 = 79,795.40/x
  3. Step 3: Cross multiply
    173,486.28x = 260,028.62 × 79,795.40
  4. Step 4: Simplify right side
    173,486.28x = 20,749,087,744.35
  5. Step 5: Solve for x
    x = 20,749,087,744.35/173,486.28
  6. Step 6: Final answer
    x = 119,600.74

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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.