Home / 88,912.02-133,390.82-75,446.03

Finding the Fourth Proportional to 88,912.02, 133,390.82 and 75,446.03

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Solution

The fourth proportional to 88,912.02, 133,390.82 and 75,446.03 is: 113,188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,912.02 : 133,390.82 = 75,446.03 : x
  2. Step 2: Convert to fraction form
    88,912.02/133,390.82 = 75,446.03/x
  3. Step 3: Cross multiply
    88,912.02x = 133,390.82 × 75,446.03
  4. Step 4: Simplify right side
    88,912.02x = 10,063,806,763.26
  5. Step 5: Solve for x
    x = 10,063,806,763.26/88,912.02
  6. Step 6: Final answer
    x = 113,188.37

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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.