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Finding the Fourth Proportional to 234,458.32, 323,552.76 and 127,028.32

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Solution

The fourth proportional to 234,458.32, 323,552.76 and 127,028.32 is: 175,299.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,458.32 : 323,552.76 = 127,028.32 : x
  2. Step 2: Convert to fraction form
    234,458.32/323,552.76 = 127,028.32/x
  3. Step 3: Cross multiply
    234,458.32x = 323,552.76 × 127,028.32
  4. Step 4: Simplify right side
    234,458.32x = 41,100,363,534.16
  5. Step 5: Solve for x
    x = 41,100,363,534.16/234,458.32
  6. Step 6: Final answer
    x = 175,299.23

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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.