Home / 169,447.39-254,172.91-51,119.76

Finding the Fourth Proportional to 169,447.39, 254,172.91 and 51,119.76

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Solution

The fourth proportional to 169,447.39, 254,172.91 and 51,119.76 is: 76,680.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,447.39 : 254,172.91 = 51,119.76 : x
  2. Step 2: Convert to fraction form
    169,447.39/254,172.91 = 51,119.76/x
  3. Step 3: Cross multiply
    169,447.39x = 254,172.91 × 51,119.76
  4. Step 4: Simplify right side
    169,447.39x = 12,993,258,157.70
  5. Step 5: Solve for x
    x = 12,993,258,157.70/169,447.39
  6. Step 6: Final answer
    x = 76,680.19

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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.