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Finding the Fourth Proportional to 180,572.67, 270,895.46 and 124,439.67

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Solution

The fourth proportional to 180,572.67, 270,895.46 and 124,439.67 is: 186,684.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,572.67 : 270,895.46 = 124,439.67 : x
  2. Step 2: Convert to fraction form
    180,572.67/270,895.46 = 124,439.67/x
  3. Step 3: Cross multiply
    180,572.67x = 270,895.46 × 124,439.67
  4. Step 4: Simplify right side
    180,572.67x = 33,710,141,024.70
  5. Step 5: Solve for x
    x = 33,710,141,024.70/180,572.67
  6. Step 6: Final answer
    x = 186,684.62

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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.