Home / 195,749.60-293,741.03-71,100.32

Finding the Fourth Proportional to 195,749.60, 293,741.03 and 71,100.32

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Solution

The fourth proportional to 195,749.60, 293,741.03 and 71,100.32 is: 106,692.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,749.60 : 293,741.03 = 71,100.32 : x
  2. Step 2: Convert to fraction form
    195,749.60/293,741.03 = 71,100.32/x
  3. Step 3: Cross multiply
    195,749.60x = 293,741.03 × 71,100.32
  4. Step 4: Simplify right side
    195,749.60x = 20,885,079,939.18
  5. Step 5: Solve for x
    x = 20,885,079,939.18/195,749.60
  6. Step 6: Final answer
    x = 106,692.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.