Home / 89,006.03-122,828.23-48,719.43

Finding the Fourth Proportional to 89,006.03, 122,828.23 and 48,719.43

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Solution

The fourth proportional to 89,006.03, 122,828.23 and 48,719.43 is: 67,232.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006.03 : 122,828.23 = 48,719.43 : x
  2. Step 2: Convert to fraction form
    89,006.03/122,828.23 = 48,719.43/x
  3. Step 3: Cross multiply
    89,006.03x = 122,828.23 × 48,719.43
  4. Step 4: Simplify right side
    89,006.03x = 5,984,121,353.51
  5. Step 5: Solve for x
    x = 5,984,121,353.51/89,006.03
  6. Step 6: Final answer
    x = 67,232.76

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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.