Home / 250,245.06-345,333.91-135,522.77

Finding the Fourth Proportional to 250,245.06, 345,333.91 and 135,522.77

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Solution

The fourth proportional to 250,245.06, 345,333.91 and 135,522.77 is: 187,019.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,245.06 : 345,333.91 = 135,522.77 : x
  2. Step 2: Convert to fraction form
    250,245.06/345,333.91 = 135,522.77/x
  3. Step 3: Cross multiply
    250,245.06x = 345,333.91 × 135,522.77
  4. Step 4: Simplify right side
    250,245.06x = 46,800,608,058.13
  5. Step 5: Solve for x
    x = 46,800,608,058.13/250,245.06
  6. Step 6: Final answer
    x = 187,019.11

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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.