Home / 88,945.39-122,750.08-51,231.79

Finding the Fourth Proportional to 88,945.39, 122,750.08 and 51,231.79

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Solution

The fourth proportional to 88,945.39, 122,750.08 and 51,231.79 is: 70,703.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,945.39 : 122,750.08 = 51,231.79 : x
  2. Step 2: Convert to fraction form
    88,945.39/122,750.08 = 51,231.79/x
  3. Step 3: Cross multiply
    88,945.39x = 122,750.08 × 51,231.79
  4. Step 4: Simplify right side
    88,945.39x = 6,288,706,634.58
  5. Step 5: Solve for x
    x = 6,288,706,634.58/88,945.39
  6. Step 6: Final answer
    x = 70,703.01

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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.