Home / 220,084.36-303,857.56-151,288.24

Finding the Fourth Proportional to 220,084.36, 303,857.56 and 151,288.24

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Solution

The fourth proportional to 220,084.36, 303,857.56 and 151,288.24 is: 208,874.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,084.36 : 303,857.56 = 151,288.24 : x
  2. Step 2: Convert to fraction form
    220,084.36/303,857.56 = 151,288.24/x
  3. Step 3: Cross multiply
    220,084.36x = 303,857.56 × 151,288.24
  4. Step 4: Simplify right side
    220,084.36x = 45,970,075,463.09
  5. Step 5: Solve for x
    x = 45,970,075,463.09/220,084.36
  6. Step 6: Final answer
    x = 208,874.79

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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.