Home / 250,229.10-345,316.34-135,508.65

Finding the Fourth Proportional to 250,229.10, 345,316.34 and 135,508.65

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Solution

The fourth proportional to 250,229.10, 345,316.34 and 135,508.65 is: 187,002.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,229.10 : 345,316.34 = 135,508.65 : x
  2. Step 2: Convert to fraction form
    250,229.10/345,316.34 = 135,508.65/x
  3. Step 3: Cross multiply
    250,229.10x = 345,316.34 × 135,508.65
  4. Step 4: Simplify right side
    250,229.10x = 46,793,351,056.34
  5. Step 5: Solve for x
    x = 46,793,351,056.34/250,229.10
  6. Step 6: Final answer
    x = 187,002.04

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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.