Home / 57,339.74-79,131.48-31,846.22

Finding the Fourth Proportional to 57,339.74, 79,131.48 and 31,846.22

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Solution

The fourth proportional to 57,339.74, 79,131.48 and 31,846.22 is: 43,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,339.74 : 79,131.48 = 31,846.22 : x
  2. Step 2: Convert to fraction form
    57,339.74/79,131.48 = 31,846.22/x
  3. Step 3: Cross multiply
    57,339.74x = 79,131.48 × 31,846.22
  4. Step 4: Simplify right side
    57,339.74x = 2,520,038,521.01
  5. Step 5: Solve for x
    x = 2,520,038,521.01/57,339.74
  6. Step 6: Final answer
    x = 43,949.25

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Double scale
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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.