Home / 143,042.04-214,566.69-43,205.49

Finding the Fourth Proportional to 143,042.04, 214,566.69 and 43,205.49

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Solution

The fourth proportional to 143,042.04, 214,566.69 and 43,205.49 is: 64,809.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,042.04 : 214,566.69 = 43,205.49 : x
  2. Step 2: Convert to fraction form
    143,042.04/214,566.69 = 43,205.49/x
  3. Step 3: Cross multiply
    143,042.04x = 214,566.69 × 43,205.49
  4. Step 4: Simplify right side
    143,042.04x = 9,270,458,979.13
  5. Step 5: Solve for x
    x = 9,270,458,979.13/143,042.04
  6. Step 6: Final answer
    x = 64,809.33

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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.