Home / 63,937.22-88,197.18-40,022.36

Finding the Fourth Proportional to 63,937.22, 88,197.18 and 40,022.36

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Solution

The fourth proportional to 63,937.22, 88,197.18 and 40,022.36 is: 55,208.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,937.22 : 88,197.18 = 40,022.36 : x
  2. Step 2: Convert to fraction form
    63,937.22/88,197.18 = 40,022.36/x
  3. Step 3: Cross multiply
    63,937.22x = 88,197.18 × 40,022.36
  4. Step 4: Simplify right side
    63,937.22x = 3,529,859,288.94
  5. Step 5: Solve for x
    x = 3,529,859,288.94/63,937.22
  6. Step 6: Final answer
    x = 55,208.21

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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.