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Finding the Fourth Proportional to 227,160.96, 340,742.70 and 93,969.06

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Solution

The fourth proportional to 227,160.96, 340,742.70 and 93,969.06 is: 140,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,160.96 : 340,742.70 = 93,969.06 : x
  2. Step 2: Convert to fraction form
    227,160.96/340,742.70 = 93,969.06/x
  3. Step 3: Cross multiply
    227,160.96x = 340,742.70 × 93,969.06
  4. Step 4: Simplify right side
    227,160.96x = 32,019,271,220.86
  5. Step 5: Solve for x
    x = 32,019,271,220.86/227,160.96
  6. Step 6: Final answer
    x = 140,954.11

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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.