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Finding the Fourth Proportional to 167,059.36, 230,552.41 and 91,607.86

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Solution

The fourth proportional to 167,059.36, 230,552.41 and 91,607.86 is: 126,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,059.36 : 230,552.41 = 91,607.86 : x
  2. Step 2: Convert to fraction form
    167,059.36/230,552.41 = 91,607.86/x
  3. Step 3: Cross multiply
    167,059.36x = 230,552.41 × 91,607.86
  4. Step 4: Simplify right side
    167,059.36x = 21,120,411,745.18
  5. Step 5: Solve for x
    x = 21,120,411,745.18/167,059.36
  6. Step 6: Final answer
    x = 126,424.60

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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.