Home / 169,404.36-254,129.94-57,116.67

Finding the Fourth Proportional to 169,404.36, 254,129.94 and 57,116.67

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Solution

The fourth proportional to 169,404.36, 254,129.94 and 57,116.67 is: 85,682.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,404.36 : 254,129.94 = 57,116.67 : x
  2. Step 2: Convert to fraction form
    169,404.36/254,129.94 = 57,116.67/x
  3. Step 3: Cross multiply
    169,404.36x = 254,129.94 × 57,116.67
  4. Step 4: Simplify right side
    169,404.36x = 14,515,055,920.10
  5. Step 5: Solve for x
    x = 14,515,055,920.10/169,404.36
  6. Step 6: Final answer
    x = 85,682.89

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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.