Home / 291,963.24-402,909.56-171,080.48

Finding the Fourth Proportional to 291,963.24, 402,909.56 and 171,080.48

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Solution

The fourth proportional to 291,963.24, 402,909.56 and 171,080.48 is: 236,091.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,963.24 : 402,909.56 = 171,080.48 : x
  2. Step 2: Convert to fraction form
    291,963.24/402,909.56 = 171,080.48/x
  3. Step 3: Cross multiply
    291,963.24x = 402,909.56 × 171,080.48
  4. Step 4: Simplify right side
    291,963.24x = 68,929,960,921.39
  5. Step 5: Solve for x
    x = 68,929,960,921.39/291,963.24
  6. Step 6: Final answer
    x = 236,091.23

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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.