Home / 236,806.62-326,796.03-129,377.94

Finding the Fourth Proportional to 236,806.62, 326,796.03 and 129,377.94

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Solution

The fourth proportional to 236,806.62, 326,796.03 and 129,377.94 is: 178,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,806.62 : 326,796.03 = 129,377.94 : x
  2. Step 2: Convert to fraction form
    236,806.62/326,796.03 = 129,377.94/x
  3. Step 3: Cross multiply
    236,806.62x = 326,796.03 × 129,377.94
  4. Step 4: Simplify right side
    236,806.62x = 42,280,197,161.58
  5. Step 5: Solve for x
    x = 42,280,197,161.58/236,806.62
  6. Step 6: Final answer
    x = 178,543.14

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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.