Home / 89,009.58-122,832.51-48,722.52

Finding the Fourth Proportional to 89,009.58, 122,832.51 and 48,722.52

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Solution

The fourth proportional to 89,009.58, 122,832.51 and 48,722.52 is: 67,236.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,009.58 : 122,832.51 = 48,722.52 : x
  2. Step 2: Convert to fraction form
    89,009.58/122,832.51 = 48,722.52/x
  3. Step 3: Cross multiply
    89,009.58x = 122,832.51 × 48,722.52
  4. Step 4: Simplify right side
    89,009.58x = 5,984,709,425.13
  5. Step 5: Solve for x
    x = 5,984,709,425.13/89,009.58
  6. Step 6: Final answer
    x = 67,236.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.