Home / 271,972.38-375,205.63-169,928.33

Finding the Fourth Proportional to 271,972.38, 375,205.63 and 169,928.33

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Solution

The fourth proportional to 271,972.38, 375,205.63 and 169,928.33 is: 234,428.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,972.38 : 375,205.63 = 169,928.33 : x
  2. Step 2: Convert to fraction form
    271,972.38/375,205.63 = 169,928.33/x
  3. Step 3: Cross multiply
    271,972.38x = 375,205.63 × 169,928.33
  4. Step 4: Simplify right side
    271,972.38x = 63,758,066,112.50
  5. Step 5: Solve for x
    x = 63,758,066,112.50/271,972.38
  6. Step 6: Final answer
    x = 234,428.46

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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.