Home / 151,121.77-226,495.81-76,263.33

Finding the Fourth Proportional to 151,121.77, 226,495.81 and 76,263.33

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Solution

The fourth proportional to 151,121.77, 226,495.81 and 76,263.33 is: 114,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,121.77 : 226,495.81 = 76,263.33 : x
  2. Step 2: Convert to fraction form
    151,121.77/226,495.81 = 76,263.33/x
  3. Step 3: Cross multiply
    151,121.77x = 226,495.81 × 76,263.33
  4. Step 4: Simplify right side
    151,121.77x = 17,273,324,510.99
  5. Step 5: Solve for x
    x = 17,273,324,510.99/151,121.77
  6. Step 6: Final answer
    x = 114,300.70

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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.