Home / 341,835.96-512,821.98-105,169.62

Finding the Fourth Proportional to 341,835.96, 512,821.98 and 105,169.62

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Solution

The fourth proportional to 341,835.96, 512,821.98 and 105,169.62 is: 157,775.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,835.96 : 512,821.98 = 105,169.62 : x
  2. Step 2: Convert to fraction form
    341,835.96/512,821.98 = 105,169.62/x
  3. Step 3: Cross multiply
    341,835.96x = 512,821.98 × 105,169.62
  4. Step 4: Simplify right side
    341,835.96x = 53,933,292,764.25
  5. Step 5: Solve for x
    x = 53,933,292,764.25/341,835.96
  6. Step 6: Final answer
    x = 157,775.36

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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.