Home / 250,229.14-345,316.22-137,051.88

Finding the Fourth Proportional to 250,229.14, 345,316.22 and 137,051.88

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Solution

The fourth proportional to 250,229.14, 345,316.22 and 137,051.88 is: 189,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,229.14 : 345,316.22 = 137,051.88 : x
  2. Step 2: Convert to fraction form
    250,229.14/345,316.22 = 137,051.88/x
  3. Step 3: Cross multiply
    250,229.14x = 345,316.22 × 137,051.88
  4. Step 4: Simplify right side
    250,229.14x = 47,326,237,145.49
  5. Step 5: Solve for x
    x = 47,326,237,145.49/250,229.14
  6. Step 6: Final answer
    x = 189,131.60

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1.5x scale

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.