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Finding the Fourth Proportional to 88,578.81, 122,249.79 and 50,852.25

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Solution

The fourth proportional to 88,578.81, 122,249.79 and 50,852.25 is: 70,182.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578.81 : 122,249.79 = 50,852.25 : x
  2. Step 2: Convert to fraction form
    88,578.81/122,249.79 = 50,852.25/x
  3. Step 3: Cross multiply
    88,578.81x = 122,249.79 × 50,852.25
  4. Step 4: Simplify right side
    88,578.81x = 6,216,676,883.53
  5. Step 5: Solve for x
    x = 6,216,676,883.53/88,578.81
  6. Step 6: Final answer
    x = 70,182.44

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1.5x scale

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.