Home / 88,921.26-122,703.91-50,156.94

Finding the Fourth Proportional to 88,921.26, 122,703.91 and 50,156.94

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Solution

The fourth proportional to 88,921.26, 122,703.91 and 50,156.94 is: 69,212.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,921.26 : 122,703.91 = 50,156.94 : x
  2. Step 2: Convert to fraction form
    88,921.26/122,703.91 = 50,156.94/x
  3. Step 3: Cross multiply
    88,921.26x = 122,703.91 × 50,156.94
  4. Step 4: Simplify right side
    88,921.26x = 6,154,452,651.64
  5. Step 5: Solve for x
    x = 6,154,452,651.64/88,921.26
  6. Step 6: Final answer
    x = 69,212.39

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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.