Home / 122,091.84-183,138.24-43,206.08

Finding the Fourth Proportional to 122,091.84, 183,138.24 and 43,206.08

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Solution

The fourth proportional to 122,091.84, 183,138.24 and 43,206.08 is: 64,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,091.84 : 183,138.24 = 43,206.08 : x
  2. Step 2: Convert to fraction form
    122,091.84/183,138.24 = 43,206.08/x
  3. Step 3: Cross multiply
    122,091.84x = 183,138.24 × 43,206.08
  4. Step 4: Simplify right side
    122,091.84x = 7,912,685,448.50
  5. Step 5: Solve for x
    x = 7,912,685,448.50/122,091.84
  6. Step 6: Final answer
    x = 64,809.29

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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.