Home / 250,402.46-345,564.24-137,225.22

Finding the Fourth Proportional to 250,402.46, 345,564.24 and 137,225.22

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Solution

The fourth proportional to 250,402.46, 345,564.24 and 137,225.22 is: 189,375.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,402.46 : 345,564.24 = 137,225.22 : x
  2. Step 2: Convert to fraction form
    250,402.46/345,564.24 = 137,225.22/x
  3. Step 3: Cross multiply
    250,402.46x = 345,564.24 × 137,225.22
  4. Step 4: Simplify right side
    250,402.46x = 47,420,128,858.13
  5. Step 5: Solve for x
    x = 47,420,128,858.13/250,402.46
  6. Step 6: Final answer
    x = 189,375.65

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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.