Home / 88,621.80-122,297.04-48,335.89

Finding the Fourth Proportional to 88,621.80, 122,297.04 and 48,335.89

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Solution

The fourth proportional to 88,621.80, 122,297.04 and 48,335.89 is: 66,702.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,621.80 : 122,297.04 = 48,335.89 : x
  2. Step 2: Convert to fraction form
    88,621.80/122,297.04 = 48,335.89/x
  3. Step 3: Cross multiply
    88,621.80x = 122,297.04 × 48,335.89
  4. Step 4: Simplify right side
    88,621.80x = 5,911,336,196.33
  5. Step 5: Solve for x
    x = 5,911,336,196.33/88,621.80
  6. Step 6: Final answer
    x = 66,702.96

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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.