Home / 88,983.68-122,785.62-51,250.64

Finding the Fourth Proportional to 88,983.68, 122,785.62 and 51,250.64

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Solution

The fourth proportional to 88,983.68, 122,785.62 and 51,250.64 is: 70,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,983.68 : 122,785.62 = 51,250.64 : x
  2. Step 2: Convert to fraction form
    88,983.68/122,785.62 = 51,250.64/x
  3. Step 3: Cross multiply
    88,983.68x = 122,785.62 × 51,250.64
  4. Step 4: Simplify right side
    88,983.68x = 6,292,841,607.80
  5. Step 5: Solve for x
    x = 6,292,841,607.80/88,983.68
  6. Step 6: Final answer
    x = 70,719.05

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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.