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Finding the Fourth Proportional to 267,817.40, 369,598.92 and 160,366.04

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Solution

The fourth proportional to 267,817.40, 369,598.92 and 160,366.04 is: 221,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,817.40 : 369,598.92 = 160,366.04 : x
  2. Step 2: Convert to fraction form
    267,817.40/369,598.92 = 160,366.04/x
  3. Step 3: Cross multiply
    267,817.40x = 369,598.92 × 160,366.04
  4. Step 4: Simplify right side
    267,817.40x = 59,271,115,188.68
  5. Step 5: Solve for x
    x = 59,271,115,188.68/267,817.40
  6. Step 6: Final answer
    x = 221,311.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.