Home / 88,882.16-122,665.54-50,646.90

Finding the Fourth Proportional to 88,882.16, 122,665.54 and 50,646.90

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Solution

The fourth proportional to 88,882.16, 122,665.54 and 50,646.90 is: 69,897.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,882.16 : 122,665.54 = 50,646.90 : x
  2. Step 2: Convert to fraction form
    88,882.16/122,665.54 = 50,646.90/x
  3. Step 3: Cross multiply
    88,882.16x = 122,665.54 × 50,646.90
  4. Step 4: Simplify right side
    88,882.16x = 6,212,629,076.17
  5. Step 5: Solve for x
    x = 6,212,629,076.17/88,882.16
  6. Step 6: Final answer
    x = 69,897.37

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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.