Home / 88,558.86-122,209.65-48,272.97

Finding the Fourth Proportional to 88,558.86, 122,209.65 and 48,272.97

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Solution

The fourth proportional to 88,558.86, 122,209.65 and 48,272.97 is: 66,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,558.86 : 122,209.65 = 48,272.97 : x
  2. Step 2: Convert to fraction form
    88,558.86/122,209.65 = 48,272.97/x
  3. Step 3: Cross multiply
    88,558.86x = 122,209.65 × 48,272.97
  4. Step 4: Simplify right side
    88,558.86x = 5,899,422,768.16
  5. Step 5: Solve for x
    x = 5,899,422,768.16/88,558.86
  6. Step 6: Final answer
    x = 66,615.84

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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.