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Finding the Fourth Proportional to 234,303.83, 323,339.31 and 126,873.83

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Solution

The fourth proportional to 234,303.83, 323,339.31 and 126,873.83 is: 175,085.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,303.83 : 323,339.31 = 126,873.83 : x
  2. Step 2: Convert to fraction form
    234,303.83/323,339.31 = 126,873.83/x
  3. Step 3: Cross multiply
    234,303.83x = 323,339.31 × 126,873.83
  4. Step 4: Simplify right side
    234,303.83x = 41,023,296,649.26
  5. Step 5: Solve for x
    x = 41,023,296,649.26/234,303.83
  6. Step 6: Final answer
    x = 175,085.90

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1.5x scale

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.