Home / 291,178.48-401,822.04-163,844.08

Finding the Fourth Proportional to 291,178.48, 401,822.04 and 163,844.08

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Solution

The fourth proportional to 291,178.48, 401,822.04 and 163,844.08 is: 226,102.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,178.48 : 401,822.04 = 163,844.08 : x
  2. Step 2: Convert to fraction form
    291,178.48/401,822.04 = 163,844.08/x
  3. Step 3: Cross multiply
    291,178.48x = 401,822.04 × 163,844.08
  4. Step 4: Simplify right side
    291,178.48x = 65,836,162,467.52
  5. Step 5: Solve for x
    x = 65,836,162,467.52/291,178.48
  6. Step 6: Final answer
    x = 226,102.43

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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.