Home / 268,080.08-369,857.98-171,340.52

Finding the Fourth Proportional to 268,080.08, 369,857.98 and 171,340.52

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Solution

The fourth proportional to 268,080.08, 369,857.98 and 171,340.52 is: 236,390.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,080.08 : 369,857.98 = 171,340.52 : x
  2. Step 2: Convert to fraction form
    268,080.08/369,857.98 = 171,340.52/x
  3. Step 3: Cross multiply
    268,080.08x = 369,857.98 × 171,340.52
  4. Step 4: Simplify right side
    268,080.08x = 63,371,658,619.35
  5. Step 5: Solve for x
    x = 63,371,658,619.35/268,080.08
  6. Step 6: Final answer
    x = 236,390.78

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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.