Home / 195,971.52-270,574.26-131,537.40

Finding the Fourth Proportional to 195,971.52, 270,574.26 and 131,537.40

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Solution

The fourth proportional to 195,971.52, 270,574.26 and 131,537.40 is: 181,611.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,971.52 : 270,574.26 = 131,537.40 : x
  2. Step 2: Convert to fraction form
    195,971.52/270,574.26 = 131,537.40/x
  3. Step 3: Cross multiply
    195,971.52x = 270,574.26 × 131,537.40
  4. Step 4: Simplify right side
    195,971.52x = 35,590,634,667.32
  5. Step 5: Solve for x
    x = 35,590,634,667.32/195,971.52
  6. Step 6: Final answer
    x = 181,611.26

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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.