Home / 268,936.94-403,276.75-156,649.16

Finding the Fourth Proportional to 268,936.94, 403,276.75 and 156,649.16

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Solution

The fourth proportional to 268,936.94, 403,276.75 and 156,649.16 is: 234,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,936.94 : 403,276.75 = 156,649.16 : x
  2. Step 2: Convert to fraction form
    268,936.94/403,276.75 = 156,649.16/x
  3. Step 3: Cross multiply
    268,936.94x = 403,276.75 × 156,649.16
  4. Step 4: Simplify right side
    268,936.94x = 63,172,964,751.60
  5. Step 5: Solve for x
    x = 63,172,964,751.60/268,936.94
  6. Step 6: Final answer
    x = 234,898.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.