Home / 97,102.12-134,003.46-54,662.20

Finding the Fourth Proportional to 97,102.12, 134,003.46 and 54,662.20

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Solution

The fourth proportional to 97,102.12, 134,003.46 and 54,662.20 is: 75,435.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,102.12 : 134,003.46 = 54,662.20 : x
  2. Step 2: Convert to fraction form
    97,102.12/134,003.46 = 54,662.20/x
  3. Step 3: Cross multiply
    97,102.12x = 134,003.46 × 54,662.20
  4. Step 4: Simplify right side
    97,102.12x = 7,324,923,931.21
  5. Step 5: Solve for x
    x = 7,324,923,931.21/97,102.12
  6. Step 6: Final answer
    x = 75,435.26

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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.