Home / 234,247.80-323,262-126,818.72

Finding the Fourth Proportional to 234,247.80, 323,262 and 126,818.72

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Solution

The fourth proportional to 234,247.80, 323,262 and 126,818.72 is: 175,009.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,247.80 : 323,262 = 126,818.72 : x
  2. Step 2: Convert to fraction form
    234,247.80/323,262 = 126,818.72/x
  3. Step 3: Cross multiply
    234,247.80x = 323,262 × 126,818.72
  4. Step 4: Simplify right side
    234,247.80x = 40,995,671,448.33
  5. Step 5: Solve for x
    x = 40,995,671,448.33/234,247.80
  6. Step 6: Final answer
    x = 175,009.85

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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.