Home / 346,515.27-519,791.33-109,876.60

Finding the Fourth Proportional to 346,515.27, 519,791.33 and 109,876.60

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Solution

The fourth proportional to 346,515.27, 519,791.33 and 109,876.60 is: 164,820.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,515.27 : 519,791.33 = 109,876.60 : x
  2. Step 2: Convert to fraction form
    346,515.27/519,791.33 = 109,876.60/x
  3. Step 3: Cross multiply
    346,515.27x = 519,791.33 × 109,876.60
  4. Step 4: Simplify right side
    346,515.27x = 57,112,904,049.88
  5. Step 5: Solve for x
    x = 57,112,904,049.88/346,515.27
  6. Step 6: Final answer
    x = 164,820.74

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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.