Home / 86,774.46-130,161.69-27,610.26

Finding the Fourth Proportional to 86,774.46, 130,161.69 and 27,610.26

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Solution

The fourth proportional to 86,774.46, 130,161.69 and 27,610.26 is: 41,415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,774.46 : 130,161.69 = 27,610.26 : x
  2. Step 2: Convert to fraction form
    86,774.46/130,161.69 = 27,610.26/x
  3. Step 3: Cross multiply
    86,774.46x = 130,161.69 × 27,610.26
  4. Step 4: Simplify right side
    86,774.46x = 3,593,798,102.94
  5. Step 5: Solve for x
    x = 3,593,798,102.94/86,774.46
  6. Step 6: Final answer
    x = 41,415.39

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1.5x scale

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.