Home / 229,933.44-344,784.20-69,978.69

Finding the Fourth Proportional to 229,933.44, 344,784.20 and 69,978.69

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Solution

The fourth proportional to 229,933.44, 344,784.20 and 69,978.69 is: 104,932.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,933.44 : 344,784.20 = 69,978.69 : x
  2. Step 2: Convert to fraction form
    229,933.44/344,784.20 = 69,978.69/x
  3. Step 3: Cross multiply
    229,933.44x = 344,784.20 × 69,978.69
  4. Step 4: Simplify right side
    229,933.44x = 24,127,546,298.80
  5. Step 5: Solve for x
    x = 24,127,546,298.80/229,933.44
  6. Step 6: Final answer
    x = 104,932.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.