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Finding the Fourth Proportional to 251,573.04, 377,238.96 and 118,340.88

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Solution

The fourth proportional to 251,573.04, 377,238.96 and 118,340.88 is: 177,454.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,573.04 : 377,238.96 = 118,340.88 : x
  2. Step 2: Convert to fraction form
    251,573.04/377,238.96 = 118,340.88/x
  3. Step 3: Cross multiply
    251,573.04x = 377,238.96 × 118,340.88
  4. Step 4: Simplify right side
    251,573.04x = 44,642,790,496.68
  5. Step 5: Solve for x
    x = 44,642,790,496.68/251,573.04
  6. Step 6: Final answer
    x = 177,454.59

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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.