Home / 112,728.96-169,096.17-37,851.54

Finding the Fourth Proportional to 112,728.96, 169,096.17 and 37,851.54

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Solution

The fourth proportional to 112,728.96, 169,096.17 and 37,851.54 is: 56,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,728.96 : 169,096.17 = 37,851.54 : x
  2. Step 2: Convert to fraction form
    112,728.96/169,096.17 = 37,851.54/x
  3. Step 3: Cross multiply
    112,728.96x = 169,096.17 × 37,851.54
  4. Step 4: Simplify right side
    112,728.96x = 6,400,550,442.60
  5. Step 5: Solve for x
    x = 6,400,550,442.60/112,728.96
  6. Step 6: Final answer
    x = 56,778.23

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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.