Home / 155,638.60-233,083.64-88,876.37

Finding the Fourth Proportional to 155,638.60, 233,083.64 and 88,876.37

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Solution

The fourth proportional to 155,638.60, 233,083.64 and 88,876.37 is: 133,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,638.60 : 233,083.64 = 88,876.37 : x
  2. Step 2: Convert to fraction form
    155,638.60/233,083.64 = 88,876.37/x
  3. Step 3: Cross multiply
    155,638.60x = 233,083.64 × 88,876.37
  4. Step 4: Simplify right side
    155,638.60x = 20,715,628,634.49
  5. Step 5: Solve for x
    x = 20,715,628,634.49/155,638.60
  6. Step 6: Final answer
    x = 133,100.84

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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.