Home / 144,600.84-216,734.94-55,815.48

Finding the Fourth Proportional to 144,600.84, 216,734.94 and 55,815.48

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Solution

The fourth proportional to 144,600.84, 216,734.94 and 55,815.48 is: 83,659.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,600.84 : 216,734.94 = 55,815.48 : x
  2. Step 2: Convert to fraction form
    144,600.84/216,734.94 = 55,815.48/x
  3. Step 3: Cross multiply
    144,600.84x = 216,734.94 × 55,815.48
  4. Step 4: Simplify right side
    144,600.84x = 12,097,164,708.87
  5. Step 5: Solve for x
    x = 12,097,164,708.87/144,600.84
  6. Step 6: Final answer
    x = 83,659.02

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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.