Home / 197,361.28-272,362.56-107,943.04

Finding the Fourth Proportional to 197,361.28, 272,362.56 and 107,943.04

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Solution

The fourth proportional to 197,361.28, 272,362.56 and 107,943.04 is: 148,963.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,361.28 : 272,362.56 = 107,943.04 : x
  2. Step 2: Convert to fraction form
    197,361.28/272,362.56 = 107,943.04/x
  3. Step 3: Cross multiply
    197,361.28x = 272,362.56 × 107,943.04
  4. Step 4: Simplify right side
    197,361.28x = 29,399,642,708.58
  5. Step 5: Solve for x
    x = 29,399,642,708.58/197,361.28
  6. Step 6: Final answer
    x = 148,963.58

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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.