Home / 178,746.42-268,119.39-45,626.67

Finding the Fourth Proportional to 178,746.42, 268,119.39 and 45,626.67

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Solution

The fourth proportional to 178,746.42, 268,119.39 and 45,626.67 is: 68,439.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,746.42 : 268,119.39 = 45,626.67 : x
  2. Step 2: Convert to fraction form
    178,746.42/268,119.39 = 45,626.67/x
  3. Step 3: Cross multiply
    178,746.42x = 268,119.39 × 45,626.67
  4. Step 4: Simplify right side
    178,746.42x = 12,233,394,928.13
  5. Step 5: Solve for x
    x = 12,233,394,928.13/178,746.42
  6. Step 6: Final answer
    x = 68,439.94

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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.