Home / 179,073-268,412.76-73,834.56

Finding the Fourth Proportional to 179,073, 268,412.76 and 73,834.56

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Solution

The fourth proportional to 179,073, 268,412.76 and 73,834.56 is: 110,670.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,073 : 268,412.76 = 73,834.56 : x
  2. Step 2: Convert to fraction form
    179,073/268,412.76 = 73,834.56/x
  3. Step 3: Cross multiply
    179,073x = 268,412.76 × 73,834.56
  4. Step 4: Simplify right side
    179,073x = 19,818,138,032.99
  5. Step 5: Solve for x
    x = 19,818,138,032.99/179,073
  6. Step 6: Final answer
    x = 110,670.72

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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.