Home / 169,460.40-254,197.22-51,131.76

Finding the Fourth Proportional to 169,460.40, 254,197.22 and 51,131.76

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Solution

The fourth proportional to 169,460.40, 254,197.22 and 51,131.76 is: 76,699.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,460.40 : 254,197.22 = 51,131.76 : x
  2. Step 2: Convert to fraction form
    169,460.40/254,197.22 = 51,131.76/x
  3. Step 3: Cross multiply
    169,460.40x = 254,197.22 × 51,131.76
  4. Step 4: Simplify right side
    169,460.40x = 12,997,551,245.71
  5. Step 5: Solve for x
    x = 12,997,551,245.71/169,460.40
  6. Step 6: Final answer
    x = 76,699.64

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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.