Home / 149,066.74-223,694.40-135,055.03

Finding the Fourth Proportional to 149,066.74, 223,694.40 and 135,055.03

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Solution

The fourth proportional to 149,066.74, 223,694.40 and 135,055.03 is: 202,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,066.74 : 223,694.40 = 135,055.03 : x
  2. Step 2: Convert to fraction form
    149,066.74/223,694.40 = 135,055.03/x
  3. Step 3: Cross multiply
    149,066.74x = 223,694.40 × 135,055.03
  4. Step 4: Simplify right side
    149,066.74x = 30,211,053,902.83
  5. Step 5: Solve for x
    x = 30,211,053,902.83/149,066.74
  6. Step 6: Final answer
    x = 202,667.97

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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.