Home / 86,835.03-130,251.17-27,669.85

Finding the Fourth Proportional to 86,835.03, 130,251.17 and 27,669.85

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Solution

The fourth proportional to 86,835.03, 130,251.17 and 27,669.85 is: 41,504.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,835.03 : 130,251.17 = 27,669.85 : x
  2. Step 2: Convert to fraction form
    86,835.03/130,251.17 = 27,669.85/x
  3. Step 3: Cross multiply
    86,835.03x = 130,251.17 × 27,669.85
  4. Step 4: Simplify right side
    86,835.03x = 3,604,030,731.03
  5. Step 5: Solve for x
    x = 3,604,030,731.03/86,835.03
  6. Step 6: Final answer
    x = 41,504.34

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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.