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Finding the Fourth Proportional to 234,274.59, 323,293.01 and 130,909.68

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Solution

The fourth proportional to 234,274.59, 323,293.01 and 130,909.68 is: 180,652.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,274.59 : 323,293.01 = 130,909.68 : x
  2. Step 2: Convert to fraction form
    234,274.59/323,293.01 = 130,909.68/x
  3. Step 3: Cross multiply
    234,274.59x = 323,293.01 × 130,909.68
  4. Step 4: Simplify right side
    234,274.59x = 42,322,183,830.79
  5. Step 5: Solve for x
    x = 42,322,183,830.79/234,274.59
  6. Step 6: Final answer
    x = 180,652.05

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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.