Home / 86,747.33-130,133.96-27,584.93

Finding the Fourth Proportional to 86,747.33, 130,133.96 and 27,584.93

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Solution

The fourth proportional to 86,747.33, 130,133.96 and 27,584.93 is: 41,381.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,747.33 : 130,133.96 = 27,584.93 : x
  2. Step 2: Convert to fraction form
    86,747.33/130,133.96 = 27,584.93/x
  3. Step 3: Cross multiply
    86,747.33x = 130,133.96 × 27,584.93
  4. Step 4: Simplify right side
    86,747.33x = 3,589,736,468.08
  5. Step 5: Solve for x
    x = 3,589,736,468.08/86,747.33
  6. Step 6: Final answer
    x = 41,381.52

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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.