Home / 89,064.57-122,909.27-48,229.14

Finding the Fourth Proportional to 89,064.57, 122,909.27 and 48,229.14

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Solution

The fourth proportional to 89,064.57, 122,909.27 and 48,229.14 is: 66,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,064.57 : 122,909.27 = 48,229.14 : x
  2. Step 2: Convert to fraction form
    89,064.57/122,909.27 = 48,229.14/x
  3. Step 3: Cross multiply
    89,064.57x = 122,909.27 × 48,229.14
  4. Step 4: Simplify right side
    89,064.57x = 5,927,808,148.98
  5. Step 5: Solve for x
    x = 5,927,808,148.98/89,064.57
  6. Step 6: Final answer
    x = 66,556.30

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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.