Home / 250,550.36-345,773.64-148,636.16

Finding the Fourth Proportional to 250,550.36, 345,773.64 and 148,636.16

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Solution

The fourth proportional to 250,550.36, 345,773.64 and 148,636.16 is: 205,126.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,550.36 : 345,773.64 = 148,636.16 : x
  2. Step 2: Convert to fraction form
    250,550.36/345,773.64 = 148,636.16/x
  3. Step 3: Cross multiply
    250,550.36x = 345,773.64 × 148,636.16
  4. Step 4: Simplify right side
    250,550.36x = 51,394,464,349.95
  5. Step 5: Solve for x
    x = 51,394,464,349.95/250,550.36
  6. Step 6: Final answer
    x = 205,126.29

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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.