Home / 180,688.26-271,071.20-54,318

Finding the Fourth Proportional to 180,688.26, 271,071.20 and 54,318

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Solution

The fourth proportional to 180,688.26, 271,071.20 and 54,318 is: 81,488.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,688.26 : 271,071.20 = 54,318 : x
  2. Step 2: Convert to fraction form
    180,688.26/271,071.20 = 54,318/x
  3. Step 3: Cross multiply
    180,688.26x = 271,071.20 × 54,318
  4. Step 4: Simplify right side
    180,688.26x = 14,724,045,441.60
  5. Step 5: Solve for x
    x = 14,724,045,441.60/180,688.26
  6. Step 6: Final answer
    x = 81,488.67

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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.