Home / 197,338.16-272,322.60-107,914.16

Finding the Fourth Proportional to 197,338.16, 272,322.60 and 107,914.16

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Solution

The fourth proportional to 197,338.16, 272,322.60 and 107,914.16 is: 148,919.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,338.16 : 272,322.60 = 107,914.16 : x
  2. Step 2: Convert to fraction form
    197,338.16/272,322.60 = 107,914.16/x
  3. Step 3: Cross multiply
    197,338.16x = 272,322.60 × 107,914.16
  4. Step 4: Simplify right side
    197,338.16x = 29,387,464,628.02
  5. Step 5: Solve for x
    x = 29,387,464,628.02/197,338.16
  6. Step 6: Final answer
    x = 148,919.32

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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.