Home / 268,777.49-403,070.17-88,829.61

Finding the Fourth Proportional to 268,777.49, 403,070.17 and 88,829.61

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Solution

The fourth proportional to 268,777.49, 403,070.17 and 88,829.61 is: 133,212.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,777.49 : 403,070.17 = 88,829.61 : x
  2. Step 2: Convert to fraction form
    268,777.49/403,070.17 = 88,829.61/x
  3. Step 3: Cross multiply
    268,777.49x = 403,070.17 × 88,829.61
  4. Step 4: Simplify right side
    268,777.49x = 35,804,563,544.23
  5. Step 5: Solve for x
    x = 35,804,563,544.23/268,777.49
  6. Step 6: Final answer
    x = 133,212.66

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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.