Home / 142,757.96-214,138.40-58,496.48

Finding the Fourth Proportional to 142,757.96, 214,138.40 and 58,496.48

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Solution

The fourth proportional to 142,757.96, 214,138.40 and 58,496.48 is: 87,745.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,757.96 : 214,138.40 = 58,496.48 : x
  2. Step 2: Convert to fraction form
    142,757.96/214,138.40 = 58,496.48/x
  3. Step 3: Cross multiply
    142,757.96x = 214,138.40 × 58,496.48
  4. Step 4: Simplify right side
    142,757.96x = 12,526,342,632.83
  5. Step 5: Solve for x
    x = 12,526,342,632.83/142,757.96
  6. Step 6: Final answer
    x = 87,745.32

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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.