Home / 45,126.36-62,291.82-40,402.44

Finding the Fourth Proportional to 45,126.36, 62,291.82 and 40,402.44

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Solution

The fourth proportional to 45,126.36, 62,291.82 and 40,402.44 is: 55,770.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,126.36 : 62,291.82 = 40,402.44 : x
  2. Step 2: Convert to fraction form
    45,126.36/62,291.82 = 40,402.44/x
  3. Step 3: Cross multiply
    45,126.36x = 62,291.82 × 40,402.44
  4. Step 4: Simplify right side
    45,126.36x = 2,516,741,520.04
  5. Step 5: Solve for x
    x = 2,516,741,520.04/45,126.36
  6. Step 6: Final answer
    x = 55,770.98

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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.