Home / 250,582.44-345,821.22-137,412.48

Finding the Fourth Proportional to 250,582.44, 345,821.22 and 137,412.48

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Solution

The fourth proportional to 250,582.44, 345,821.22 and 137,412.48 is: 189,638.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,582.44 : 345,821.22 = 137,412.48 : x
  2. Step 2: Convert to fraction form
    250,582.44/345,821.22 = 137,412.48/x
  3. Step 3: Cross multiply
    250,582.44x = 345,821.22 × 137,412.48
  4. Step 4: Simplify right side
    250,582.44x = 47,520,151,476.83
  5. Step 5: Solve for x
    x = 47,520,151,476.83/250,582.44
  6. Step 6: Final answer
    x = 189,638.79

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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.