Home / 88,493.40-122,111.82-52,684.92

Finding the Fourth Proportional to 88,493.40, 122,111.82 and 52,684.92

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Solution

The fourth proportional to 88,493.40, 122,111.82 and 52,684.92 is: 72,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,493.40 : 122,111.82 = 52,684.92 : x
  2. Step 2: Convert to fraction form
    88,493.40/122,111.82 = 52,684.92/x
  3. Step 3: Cross multiply
    88,493.40x = 122,111.82 × 52,684.92
  4. Step 4: Simplify right side
    88,493.40x = 6,433,451,467.75
  5. Step 5: Solve for x
    x = 6,433,451,467.75/88,493.40
  6. Step 6: Final answer
    x = 72,699.79

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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.