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Finding the Fourth Proportional to 134,468.75, 185,485.01 and 82,794.17

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Solution

The fourth proportional to 134,468.75, 185,485.01 and 82,794.17 is: 114,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,468.75 : 185,485.01 = 82,794.17 : x
  2. Step 2: Convert to fraction form
    134,468.75/185,485.01 = 82,794.17/x
  3. Step 3: Cross multiply
    134,468.75x = 185,485.01 × 82,794.17
  4. Step 4: Simplify right side
    134,468.75x = 15,357,076,109.00
  5. Step 5: Solve for x
    x = 15,357,076,109.00/134,468.75
  6. Step 6: Final answer
    x = 114,205.54

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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.