Home / 57,256.98-79,011.84-31,764.36

Finding the Fourth Proportional to 57,256.98, 79,011.84 and 31,764.36

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Solution

The fourth proportional to 57,256.98, 79,011.84 and 31,764.36 is: 43,833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,256.98 : 79,011.84 = 31,764.36 : x
  2. Step 2: Convert to fraction form
    57,256.98/79,011.84 = 31,764.36/x
  3. Step 3: Cross multiply
    57,256.98x = 79,011.84 × 31,764.36
  4. Step 4: Simplify right side
    57,256.98x = 2,509,760,530.02
  5. Step 5: Solve for x
    x = 2,509,760,530.02/57,256.98
  6. Step 6: Final answer
    x = 43,833.27

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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.