Home / 56,749.66-85,110.80-25,142.24

Finding the Fourth Proportional to 56,749.66, 85,110.80 and 25,142.24

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Solution

The fourth proportional to 56,749.66, 85,110.80 and 25,142.24 is: 37,707.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,749.66 : 85,110.80 = 25,142.24 : x
  2. Step 2: Convert to fraction form
    56,749.66/85,110.80 = 25,142.24/x
  3. Step 3: Cross multiply
    56,749.66x = 85,110.80 × 25,142.24
  4. Step 4: Simplify right side
    56,749.66x = 2,139,876,160.19
  5. Step 5: Solve for x
    x = 2,139,876,160.19/56,749.66
  6. Step 6: Final answer
    x = 37,707.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.