Home / 88,919.84-122,704.82-48,625.78

Finding the Fourth Proportional to 88,919.84, 122,704.82 and 48,625.78

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Solution

The fourth proportional to 88,919.84, 122,704.82 and 48,625.78 is: 67,101.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,919.84 : 122,704.82 = 48,625.78 : x
  2. Step 2: Convert to fraction form
    88,919.84/122,704.82 = 48,625.78/x
  3. Step 3: Cross multiply
    88,919.84x = 122,704.82 × 48,625.78
  4. Step 4: Simplify right side
    88,919.84x = 5,966,617,582.26
  5. Step 5: Solve for x
    x = 5,966,617,582.26/88,919.84
  6. Step 6: Final answer
    x = 67,101.08

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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.