Home / 97,100.58-133,998.45-54,659.22

Finding the Fourth Proportional to 97,100.58, 133,998.45 and 54,659.22

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Solution

The fourth proportional to 97,100.58, 133,998.45 and 54,659.22 is: 75,429.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,100.58 : 133,998.45 = 54,659.22 : x
  2. Step 2: Convert to fraction form
    97,100.58/133,998.45 = 54,659.22/x
  3. Step 3: Cross multiply
    97,100.58x = 133,998.45 × 54,659.22
  4. Step 4: Simplify right side
    97,100.58x = 7,324,250,758.21
  5. Step 5: Solve for x
    x = 7,324,250,758.21/97,100.58
  6. Step 6: Final answer
    x = 75,429.53

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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.