Home / 250,225.14-345,310.68-137,050.32

Finding the Fourth Proportional to 250,225.14, 345,310.68 and 137,050.32

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Solution

The fourth proportional to 250,225.14, 345,310.68 and 137,050.32 is: 189,129.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,225.14 : 345,310.68 = 137,050.32 : x
  2. Step 2: Convert to fraction form
    250,225.14/345,310.68 = 137,050.32/x
  3. Step 3: Cross multiply
    250,225.14x = 345,310.68 × 137,050.32
  4. Step 4: Simplify right side
    250,225.14x = 47,324,939,193.42
  5. Step 5: Solve for x
    x = 47,324,939,193.42/250,225.14
  6. Step 6: Final answer
    x = 189,129.43

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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.