Home / 223,028.56-307,771.16-121,051.83

Finding the Fourth Proportional to 223,028.56, 307,771.16 and 121,051.83

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Solution

The fourth proportional to 223,028.56, 307,771.16 and 121,051.83 is: 167,047.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,028.56 : 307,771.16 = 121,051.83 : x
  2. Step 2: Convert to fraction form
    223,028.56/307,771.16 = 121,051.83/x
  3. Step 3: Cross multiply
    223,028.56x = 307,771.16 × 121,051.83
  4. Step 4: Simplify right side
    223,028.56x = 37,256,262,139.22
  5. Step 5: Solve for x
    x = 37,256,262,139.22/223,028.56
  6. Step 6: Final answer
    x = 167,047.05

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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.