Home / 88,422.48-122,028.84-50,697.36

Finding the Fourth Proportional to 88,422.48, 122,028.84 and 50,697.36

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Solution

The fourth proportional to 88,422.48, 122,028.84 and 50,697.36 is: 69,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,422.48 : 122,028.84 = 50,697.36 : x
  2. Step 2: Convert to fraction form
    88,422.48/122,028.84 = 50,697.36/x
  3. Step 3: Cross multiply
    88,422.48x = 122,028.84 × 50,697.36
  4. Step 4: Simplify right side
    88,422.48x = 6,186,540,031.86
  5. Step 5: Solve for x
    x = 6,186,540,031.86/88,422.48
  6. Step 6: Final answer
    x = 69,965.69

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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.