Home / 250,706.22-345,979.26-153,861.52

Finding the Fourth Proportional to 250,706.22, 345,979.26 and 153,861.52

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Solution

The fourth proportional to 250,706.22, 345,979.26 and 153,861.52 is: 212,331.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,706.22 : 345,979.26 = 153,861.52 : x
  2. Step 2: Convert to fraction form
    250,706.22/345,979.26 = 153,861.52/x
  3. Step 3: Cross multiply
    250,706.22x = 345,979.26 × 153,861.52
  4. Step 4: Simplify right side
    250,706.22x = 53,232,894,832.08
  5. Step 5: Solve for x
    x = 53,232,894,832.08/250,706.22
  6. Step 6: Final answer
    x = 212,331.77

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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.