Home / 57,297.44-79,069.23-31,802.31

Finding the Fourth Proportional to 57,297.44, 79,069.23 and 31,802.31

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Solution

The fourth proportional to 57,297.44, 79,069.23 and 31,802.31 is: 43,886.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,297.44 : 79,069.23 = 31,802.31 : x
  2. Step 2: Convert to fraction form
    57,297.44/79,069.23 = 31,802.31/x
  3. Step 3: Cross multiply
    57,297.44x = 79,069.23 × 31,802.31
  4. Step 4: Simplify right side
    57,297.44x = 2,514,584,163.92
  5. Step 5: Solve for x
    x = 2,514,584,163.92/57,297.44
  6. Step 6: Final answer
    x = 43,886.50

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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.