Home / 88,578.36-122,243.58-50,858.28

Finding the Fourth Proportional to 88,578.36, 122,243.58 and 50,858.28

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Solution

The fourth proportional to 88,578.36, 122,243.58 and 50,858.28 is: 70,187.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578.36 : 122,243.58 = 50,858.28 : x
  2. Step 2: Convert to fraction form
    88,578.36/122,243.58 = 50,858.28/x
  3. Step 3: Cross multiply
    88,578.36x = 122,243.58 × 50,858.28
  4. Step 4: Simplify right side
    88,578.36x = 6,217,098,219.84
  5. Step 5: Solve for x
    x = 6,217,098,219.84/88,578.36
  6. Step 6: Final answer
    x = 70,187.55

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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.