Home / 251,012.28-346,401.18-137,845.56

Finding the Fourth Proportional to 251,012.28, 346,401.18 and 137,845.56

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Solution

The fourth proportional to 251,012.28, 346,401.18 and 137,845.56 is: 190,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,012.28 : 346,401.18 = 137,845.56 : x
  2. Step 2: Convert to fraction form
    251,012.28/346,401.18 = 137,845.56/x
  3. Step 3: Cross multiply
    251,012.28x = 346,401.18 × 137,845.56
  4. Step 4: Simplify right side
    251,012.28x = 47,749,864,641.76
  5. Step 5: Solve for x
    x = 47,749,864,641.76/251,012.28
  6. Step 6: Final answer
    x = 190,229.20

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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.