Home / 238,460.42-329,075.28-131,037.38

Finding the Fourth Proportional to 238,460.42, 329,075.28 and 131,037.38

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Solution

The fourth proportional to 238,460.42, 329,075.28 and 131,037.38 is: 180,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,460.42 : 329,075.28 = 131,037.38 : x
  2. Step 2: Convert to fraction form
    238,460.42/329,075.28 = 131,037.38/x
  3. Step 3: Cross multiply
    238,460.42x = 329,075.28 × 131,037.38
  4. Step 4: Simplify right side
    238,460.42x = 43,121,162,513.97
  5. Step 5: Solve for x
    x = 43,121,162,513.97/238,460.42
  6. Step 6: Final answer
    x = 180,831.53

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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.