Home / 169,478.41-254,258.67-51,142.54

Finding the Fourth Proportional to 169,478.41, 254,258.67 and 51,142.54

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Solution

The fourth proportional to 169,478.41, 254,258.67 and 51,142.54 is: 76,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,478.41 : 254,258.67 = 51,142.54 : x
  2. Step 2: Convert to fraction form
    169,478.41/254,258.67 = 51,142.54/x
  3. Step 3: Cross multiply
    169,478.41x = 254,258.67 × 51,142.54
  4. Step 4: Simplify right side
    169,478.41x = 13,003,434,200.82
  5. Step 5: Solve for x
    x = 13,003,434,200.82/169,478.41
  6. Step 6: Final answer
    x = 76,726.20

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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.