Home / 251,012.76-346,400.02-137,837.94

Finding the Fourth Proportional to 251,012.76, 346,400.02 and 137,837.94

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Solution

The fourth proportional to 251,012.76, 346,400.02 and 137,837.94 is: 190,217.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,012.76 : 346,400.02 = 137,837.94 : x
  2. Step 2: Convert to fraction form
    251,012.76/346,400.02 = 137,837.94/x
  3. Step 3: Cross multiply
    251,012.76x = 346,400.02 × 137,837.94
  4. Step 4: Simplify right side
    251,012.76x = 47,747,065,172.76
  5. Step 5: Solve for x
    x = 47,747,065,172.76/251,012.76
  6. Step 6: Final answer
    x = 190,217.68

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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.