Home / 62,142.16-85,756.36-36,991.44

Finding the Fourth Proportional to 62,142.16, 85,756.36 and 36,991.44

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Solution

The fourth proportional to 62,142.16, 85,756.36 and 36,991.44 is: 51,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,142.16 : 85,756.36 = 36,991.44 : x
  2. Step 2: Convert to fraction form
    62,142.16/85,756.36 = 36,991.44/x
  3. Step 3: Cross multiply
    62,142.16x = 85,756.36 × 36,991.44
  4. Step 4: Simplify right side
    62,142.16x = 3,172,251,245.56
  5. Step 5: Solve for x
    x = 3,172,251,245.56/62,142.16
  6. Step 6: Final answer
    x = 51,048.29

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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.