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Finding the Fourth Proportional to 234,268.68, 351,235.96 and 109,541.64

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Solution

The fourth proportional to 234,268.68, 351,235.96 and 109,541.64 is: 164,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,268.68 : 351,235.96 = 109,541.64 : x
  2. Step 2: Convert to fraction form
    234,268.68/351,235.96 = 109,541.64/x
  3. Step 3: Cross multiply
    234,268.68x = 351,235.96 × 109,541.64
  4. Step 4: Simplify right side
    234,268.68x = 38,474,963,085.37
  5. Step 5: Solve for x
    x = 38,474,963,085.37/234,268.68
  6. Step 6: Final answer
    x = 164,234.34

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1.5x scale

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.