Home / 231,857.00-321,599.63-225,711.53

Finding the Fourth Proportional to 231,857.00, 321,599.63 and 225,711.53

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Solution

The fourth proportional to 231,857.00, 321,599.63 and 225,711.53 is: 313,075.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,857.00 : 321,599.63 = 225,711.53 : x
  2. Step 2: Convert to fraction form
    231,857.00/321,599.63 = 225,711.53/x
  3. Step 3: Cross multiply
    231,857.00x = 321,599.63 × 225,711.53
  4. Step 4: Simplify right side
    231,857.00x = 72,588,745,056.59
  5. Step 5: Solve for x
    x = 72,588,745,056.59/231,857.00
  6. Step 6: Final answer
    x = 313,075.49

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.