Home / 251,475.12-376,388.01-137,448.24

Finding the Fourth Proportional to 251,475.12, 376,388.01 and 137,448.24

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Solution

The fourth proportional to 251,475.12, 376,388.01 and 137,448.24 is: 205,721.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,475.12 : 376,388.01 = 137,448.24 : x
  2. Step 2: Convert to fraction form
    251,475.12/376,388.01 = 137,448.24/x
  3. Step 3: Cross multiply
    251,475.12x = 376,388.01 × 137,448.24
  4. Step 4: Simplify right side
    251,475.12x = 51,733,869,531.60
  5. Step 5: Solve for x
    x = 51,733,869,531.60/251,475.12
  6. Step 6: Final answer
    x = 205,721.62

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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.