Home / 88,621.98-122,295.78-48,335.64

Finding the Fourth Proportional to 88,621.98, 122,295.78 and 48,335.64

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Solution

The fourth proportional to 88,621.98, 122,295.78 and 48,335.64 is: 66,701.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,621.98 : 122,295.78 = 48,335.64 : x
  2. Step 2: Convert to fraction form
    88,621.98/122,295.78 = 48,335.64/x
  3. Step 3: Cross multiply
    88,621.98x = 122,295.78 × 48,335.64
  4. Step 4: Simplify right side
    88,621.98x = 5,911,244,795.60
  5. Step 5: Solve for x
    x = 5,911,244,795.60/88,621.98
  6. Step 6: Final answer
    x = 66,701.79

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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.