Home / 88,865.16-122,636.88-48,578.04

Finding the Fourth Proportional to 88,865.16, 122,636.88 and 48,578.04

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Solution

The fourth proportional to 88,865.16, 122,636.88 and 48,578.04 is: 67,039.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,865.16 : 122,636.88 = 48,578.04 : x
  2. Step 2: Convert to fraction form
    88,865.16/122,636.88 = 48,578.04/x
  3. Step 3: Cross multiply
    88,865.16x = 122,636.88 × 48,578.04
  4. Step 4: Simplify right side
    88,865.16x = 5,957,459,262.12
  5. Step 5: Solve for x
    x = 5,957,459,262.12/88,865.16
  6. Step 6: Final answer
    x = 67,039.31

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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.