Home / 69,186.42-95,442.39-40,487.22

Finding the Fourth Proportional to 69,186.42, 95,442.39 and 40,487.22

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Solution

The fourth proportional to 69,186.42, 95,442.39 and 40,487.22 is: 55,851.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,186.42 : 95,442.39 = 40,487.22 : x
  2. Step 2: Convert to fraction form
    69,186.42/95,442.39 = 40,487.22/x
  3. Step 3: Cross multiply
    69,186.42x = 95,442.39 × 40,487.22
  4. Step 4: Simplify right side
    69,186.42x = 3,864,197,041.26
  5. Step 5: Solve for x
    x = 3,864,197,041.26/69,186.42
  6. Step 6: Final answer
    x = 55,851.96

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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.