Home / 118,262.46-163,177.22-75,226.28

Finding the Fourth Proportional to 118,262.46, 163,177.22 and 75,226.28

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Solution

The fourth proportional to 118,262.46, 163,177.22 and 75,226.28 is: 103,796.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,262.46 : 163,177.22 = 75,226.28 : x
  2. Step 2: Convert to fraction form
    118,262.46/163,177.22 = 75,226.28/x
  3. Step 3: Cross multiply
    118,262.46x = 163,177.22 × 75,226.28
  4. Step 4: Simplify right side
    118,262.46x = 12,275,215,241.34
  5. Step 5: Solve for x
    x = 12,275,215,241.34/118,262.46
  6. Step 6: Final answer
    x = 103,796.38

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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.