Home / 88,135.34-132,202.47-31,962.38

Finding the Fourth Proportional to 88,135.34, 132,202.47 and 31,962.38

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Solution

The fourth proportional to 88,135.34, 132,202.47 and 31,962.38 is: 47,943.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,135.34 : 132,202.47 = 31,962.38 : x
  2. Step 2: Convert to fraction form
    88,135.34/132,202.47 = 31,962.38/x
  3. Step 3: Cross multiply
    88,135.34x = 132,202.47 × 31,962.38
  4. Step 4: Simplify right side
    88,135.34x = 4,225,505,583.08
  5. Step 5: Solve for x
    x = 4,225,505,583.08/88,135.34
  6. Step 6: Final answer
    x = 47,943.37

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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.