Home / 69,017.31-95,237.30-40,343.68

Finding the Fourth Proportional to 69,017.31, 95,237.30 and 40,343.68

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Solution

The fourth proportional to 69,017.31, 95,237.30 and 40,343.68 is: 55,670.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,017.31 : 95,237.30 = 40,343.68 : x
  2. Step 2: Convert to fraction form
    69,017.31/95,237.30 = 40,343.68/x
  3. Step 3: Cross multiply
    69,017.31x = 95,237.30 × 40,343.68
  4. Step 4: Simplify right side
    69,017.31x = 3,842,223,375.17
  5. Step 5: Solve for x
    x = 3,842,223,375.17/69,017.31
  6. Step 6: Final answer
    x = 55,670.43

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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.