Home / 223,022.66-307,771.61-121,048.16

Finding the Fourth Proportional to 223,022.66, 307,771.61 and 121,048.16

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Solution

The fourth proportional to 223,022.66, 307,771.61 and 121,048.16 is: 167,046.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,022.66 : 307,771.61 = 121,048.16 : x
  2. Step 2: Convert to fraction form
    223,022.66/307,771.61 = 121,048.16/x
  3. Step 3: Cross multiply
    223,022.66x = 307,771.61 × 121,048.16
  4. Step 4: Simplify right side
    223,022.66x = 37,255,185,249.26
  5. Step 5: Solve for x
    x = 37,255,185,249.26/223,022.66
  6. Step 6: Final answer
    x = 167,046.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.