Home / 87,133.31-130,647.26-39,093.12

Finding the Fourth Proportional to 87,133.31, 130,647.26 and 39,093.12

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Solution

The fourth proportional to 87,133.31, 130,647.26 and 39,093.12 is: 58,616.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,133.31 : 130,647.26 = 39,093.12 : x
  2. Step 2: Convert to fraction form
    87,133.31/130,647.26 = 39,093.12/x
  3. Step 3: Cross multiply
    87,133.31x = 130,647.26 × 39,093.12
  4. Step 4: Simplify right side
    87,133.31x = 5,107,408,817.39
  5. Step 5: Solve for x
    x = 5,107,408,817.39/87,133.31
  6. Step 6: Final answer
    x = 58,616.03

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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.