Home / 277,317.62-382,697.43-149,993.18

Finding the Fourth Proportional to 277,317.62, 382,697.43 and 149,993.18

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Solution

The fourth proportional to 277,317.62, 382,697.43 and 149,993.18 is: 206,990.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,317.62 : 382,697.43 = 149,993.18 : x
  2. Step 2: Convert to fraction form
    277,317.62/382,697.43 = 149,993.18/x
  3. Step 3: Cross multiply
    277,317.62x = 382,697.43 × 149,993.18
  4. Step 4: Simplify right side
    277,317.62x = 57,402,004,503.53
  5. Step 5: Solve for x
    x = 57,402,004,503.53/277,317.62
  6. Step 6: Final answer
    x = 206,990.11

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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.