Home / 250,035.22-345,045.92-135,311.33

Finding the Fourth Proportional to 250,035.22, 345,045.92 and 135,311.33

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Solution

The fourth proportional to 250,035.22, 345,045.92 and 135,311.33 is: 186,728.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,035.22 : 345,045.92 = 135,311.33 : x
  2. Step 2: Convert to fraction form
    250,035.22/345,045.92 = 135,311.33/x
  3. Step 3: Cross multiply
    250,035.22x = 345,045.92 × 135,311.33
  4. Step 4: Simplify right side
    250,035.22x = 46,688,622,346.27
  5. Step 5: Solve for x
    x = 46,688,622,346.27/250,035.22
  6. Step 6: Final answer
    x = 186,728.18

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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.