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Finding the Fourth Proportional to 84,169.59, 116,153.35 and 45,928.27

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Solution

The fourth proportional to 84,169.59, 116,153.35 and 45,928.27 is: 63,380.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,169.59 : 116,153.35 = 45,928.27 : x
  2. Step 2: Convert to fraction form
    84,169.59/116,153.35 = 45,928.27/x
  3. Step 3: Cross multiply
    84,169.59x = 116,153.35 × 45,928.27
  4. Step 4: Simplify right side
    84,169.59x = 5,334,722,420.20
  5. Step 5: Solve for x
    x = 5,334,722,420.20/84,169.59
  6. Step 6: Final answer
    x = 63,380.64

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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.