Home / 65,182.35-90,003.96-52,394.56

Finding the Fourth Proportional to 65,182.35, 90,003.96 and 52,394.56

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Solution

The fourth proportional to 65,182.35, 90,003.96 and 52,394.56 is: 72,346.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,182.35 : 90,003.96 = 52,394.56 : x
  2. Step 2: Convert to fraction form
    65,182.35/90,003.96 = 52,394.56/x
  3. Step 3: Cross multiply
    65,182.35x = 90,003.96 × 52,394.56
  4. Step 4: Simplify right side
    65,182.35x = 4,715,717,853.93
  5. Step 5: Solve for x
    x = 4,715,717,853.93/65,182.35
  6. Step 6: Final answer
    x = 72,346.54

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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.