Home / 133,230.06-183,855.27-72,799.41

Finding the Fourth Proportional to 133,230.06, 183,855.27 and 72,799.41

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Solution

The fourth proportional to 133,230.06, 183,855.27 and 72,799.41 is: 100,461.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,230.06 : 183,855.27 = 72,799.41 : x
  2. Step 2: Convert to fraction form
    133,230.06/183,855.27 = 72,799.41/x
  3. Step 3: Cross multiply
    133,230.06x = 183,855.27 × 72,799.41
  4. Step 4: Simplify right side
    133,230.06x = 13,384,555,181.39
  5. Step 5: Solve for x
    x = 13,384,555,181.39/133,230.06
  6. Step 6: Final answer
    x = 100,461.98

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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.