Home / 250,427.58-345,589.24-135,706.66

Finding the Fourth Proportional to 250,427.58, 345,589.24 and 135,706.66

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Solution

The fourth proportional to 250,427.58, 345,589.24 and 135,706.66 is: 187,274.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,427.58 : 345,589.24 = 135,706.66 : x
  2. Step 2: Convert to fraction form
    250,427.58/345,589.24 = 135,706.66/x
  3. Step 3: Cross multiply
    250,427.58x = 345,589.24 × 135,706.66
  4. Step 4: Simplify right side
    250,427.58x = 46,898,761,492.34
  5. Step 5: Solve for x
    x = 46,898,761,492.34/250,427.58
  6. Step 6: Final answer
    x = 187,274.75

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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.