Home / 234,989.08-324,288.30-127,559.32

Finding the Fourth Proportional to 234,989.08, 324,288.30 and 127,559.32

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Solution

The fourth proportional to 234,989.08, 324,288.30 and 127,559.32 is: 176,033.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,989.08 : 324,288.30 = 127,559.32 : x
  2. Step 2: Convert to fraction form
    234,989.08/324,288.30 = 127,559.32/x
  3. Step 3: Cross multiply
    234,989.08x = 324,288.30 × 127,559.32
  4. Step 4: Simplify right side
    234,989.08x = 41,365,995,031.96
  5. Step 5: Solve for x
    x = 41,365,995,031.96/234,989.08
  6. Step 6: Final answer
    x = 176,033.69

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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.