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Finding the Fourth Proportional to 234,728.64, 323,923.32 and 127,301.04

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Solution

The fourth proportional to 234,728.64, 323,923.32 and 127,301.04 is: 175,674.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,728.64 : 323,923.32 = 127,301.04 : x
  2. Step 2: Convert to fraction form
    234,728.64/323,923.32 = 127,301.04/x
  3. Step 3: Cross multiply
    234,728.64x = 323,923.32 × 127,301.04
  4. Step 4: Simplify right side
    234,728.64x = 41,235,775,516.25
  5. Step 5: Solve for x
    x = 41,235,775,516.25/234,728.64
  6. Step 6: Final answer
    x = 175,674.24

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1.5x scale

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.