Home / 271,867.20-375,164.32-151,016.32

Finding the Fourth Proportional to 271,867.20, 375,164.32 and 151,016.32

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Solution

The fourth proportional to 271,867.20, 375,164.32 and 151,016.32 is: 208,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,867.20 : 375,164.32 = 151,016.32 : x
  2. Step 2: Convert to fraction form
    271,867.20/375,164.32 = 151,016.32/x
  3. Step 3: Cross multiply
    271,867.20x = 375,164.32 × 151,016.32
  4. Step 4: Simplify right side
    271,867.20x = 56,655,935,001.70
  5. Step 5: Solve for x
    x = 56,655,935,001.70/271,867.20
  6. Step 6: Final answer
    x = 208,395.62

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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.