Home / 271,301.40-374,362.56-163,879.20

Finding the Fourth Proportional to 271,301.40, 374,362.56 and 163,879.20

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Solution

The fourth proportional to 271,301.40, 374,362.56 and 163,879.20 is: 226,133.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,301.40 : 374,362.56 = 163,879.20 : x
  2. Step 2: Convert to fraction form
    271,301.40/374,362.56 = 163,879.20/x
  3. Step 3: Cross multiply
    271,301.40x = 374,362.56 × 163,879.20
  4. Step 4: Simplify right side
    271,301.40x = 61,350,236,842.75
  5. Step 5: Solve for x
    x = 61,350,236,842.75/271,301.40
  6. Step 6: Final answer
    x = 226,133.14

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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.