Home / 251,303.61-376,414.05-117,984.09

Finding the Fourth Proportional to 251,303.61, 376,414.05 and 117,984.09

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Solution

The fourth proportional to 251,303.61, 376,414.05 and 117,984.09 is: 176,721.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,303.61 : 376,414.05 = 117,984.09 : x
  2. Step 2: Convert to fraction form
    251,303.61/376,414.05 = 117,984.09/x
  3. Step 3: Cross multiply
    251,303.61x = 376,414.05 × 117,984.09
  4. Step 4: Simplify right side
    251,303.61x = 44,410,869,152.46
  5. Step 5: Solve for x
    x = 44,410,869,152.46/251,303.61
  6. Step 6: Final answer
    x = 176,721.97

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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.