Home / 242,717.76-334,188.27-206,347.64

Finding the Fourth Proportional to 242,717.76, 334,188.27 and 206,347.64

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Solution

The fourth proportional to 242,717.76, 334,188.27 and 206,347.64 is: 284,111.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,717.76 : 334,188.27 = 206,347.64 : x
  2. Step 2: Convert to fraction form
    242,717.76/334,188.27 = 206,347.64/x
  3. Step 3: Cross multiply
    242,717.76x = 334,188.27 × 206,347.64
  4. Step 4: Simplify right side
    242,717.76x = 68,958,959,159.24
  5. Step 5: Solve for x
    x = 68,958,959,159.24/242,717.76
  6. Step 6: Final answer
    x = 284,111.72

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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.