Home / 144,512.70-216,715.18-49,716.37

Finding the Fourth Proportional to 144,512.70, 216,715.18 and 49,716.37

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Solution

The fourth proportional to 144,512.70, 216,715.18 and 49,716.37 is: 74,556.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,512.70 : 216,715.18 = 49,716.37 : x
  2. Step 2: Convert to fraction form
    144,512.70/216,715.18 = 49,716.37/x
  3. Step 3: Cross multiply
    144,512.70x = 216,715.18 × 49,716.37
  4. Step 4: Simplify right side
    144,512.70x = 10,774,292,073.50
  5. Step 5: Solve for x
    x = 10,774,292,073.50/144,512.70
  6. Step 6: Final answer
    x = 74,556.02

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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.