Home / 89,537.66-134,311.28-22,978.36

Finding the Fourth Proportional to 89,537.66, 134,311.28 and 22,978.36

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Solution

The fourth proportional to 89,537.66, 134,311.28 and 22,978.36 is: 34,468.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,537.66 : 134,311.28 = 22,978.36 : x
  2. Step 2: Convert to fraction form
    89,537.66/134,311.28 = 22,978.36/x
  3. Step 3: Cross multiply
    89,537.66x = 134,311.28 × 22,978.36
  4. Step 4: Simplify right side
    89,537.66x = 3,086,252,493.23
  5. Step 5: Solve for x
    x = 3,086,252,493.23/89,537.66
  6. Step 6: Final answer
    x = 34,468.77

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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.