Home / 56,939.42-78,570.44-33,061.43

Finding the Fourth Proportional to 56,939.42, 78,570.44 and 33,061.43

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Solution

The fourth proportional to 56,939.42, 78,570.44 and 33,061.43 is: 45,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,939.42 : 78,570.44 = 33,061.43 : x
  2. Step 2: Convert to fraction form
    56,939.42/78,570.44 = 33,061.43/x
  3. Step 3: Cross multiply
    56,939.42x = 78,570.44 × 33,061.43
  4. Step 4: Simplify right side
    56,939.42x = 2,597,651,257.23
  5. Step 5: Solve for x
    x = 2,597,651,257.23/56,939.42
  6. Step 6: Final answer
    x = 45,621.31

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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.