Home / 88,578.24-122,234.37-48,291.21

Finding the Fourth Proportional to 88,578.24, 122,234.37 and 48,291.21

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Solution

The fourth proportional to 88,578.24, 122,234.37 and 48,291.21 is: 66,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578.24 : 122,234.37 = 48,291.21 : x
  2. Step 2: Convert to fraction form
    88,578.24/122,234.37 = 48,291.21/x
  3. Step 3: Cross multiply
    88,578.24x = 122,234.37 × 48,291.21
  4. Step 4: Simplify right side
    88,578.24x = 5,902,845,630.89
  5. Step 5: Solve for x
    x = 5,902,845,630.89/88,578.24
  6. Step 6: Final answer
    x = 66,639.91

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1.5x scale

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.