Home / 149,456.88-224,226.33-74,486.52

Finding the Fourth Proportional to 149,456.88, 224,226.33 and 74,486.52

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Solution

The fourth proportional to 149,456.88, 224,226.33 and 74,486.52 is: 111,750.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,456.88 : 224,226.33 = 74,486.52 : x
  2. Step 2: Convert to fraction form
    149,456.88/224,226.33 = 74,486.52/x
  3. Step 3: Cross multiply
    149,456.88x = 224,226.33 × 74,486.52
  4. Step 4: Simplify right side
    149,456.88x = 16,701,839,014.07
  5. Step 5: Solve for x
    x = 16,701,839,014.07/149,456.88
  6. Step 6: Final answer
    x = 111,750.22

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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.