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Finding the Fourth Proportional to 234,018.16, 322,917.36 and 132,037.68

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Solution

The fourth proportional to 234,018.16, 322,917.36 and 132,037.68 is: 182,196.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,018.16 : 322,917.36 = 132,037.68 : x
  2. Step 2: Convert to fraction form
    234,018.16/322,917.36 = 132,037.68/x
  3. Step 3: Cross multiply
    234,018.16x = 322,917.36 × 132,037.68
  4. Step 4: Simplify right side
    234,018.16x = 42,637,259,046.12
  5. Step 5: Solve for x
    x = 42,637,259,046.12/234,018.16
  6. Step 6: Final answer
    x = 182,196.37

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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.