Home / 197,796.08-272,986.44-112,918.16

Finding the Fourth Proportional to 197,796.08, 272,986.44 and 112,918.16

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Solution

The fourth proportional to 197,796.08, 272,986.44 and 112,918.16 is: 155,842.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,796.08 : 272,986.44 = 112,918.16 : x
  2. Step 2: Convert to fraction form
    197,796.08/272,986.44 = 112,918.16/x
  3. Step 3: Cross multiply
    197,796.08x = 272,986.44 × 112,918.16
  4. Step 4: Simplify right side
    197,796.08x = 30,825,126,509.75
  5. Step 5: Solve for x
    x = 30,825,126,509.75/197,796.08
  6. Step 6: Final answer
    x = 155,842.96

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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.