Home / 142,848.43-214,270.26-34,778.94

Finding the Fourth Proportional to 142,848.43, 214,270.26 and 34,778.94

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Solution

The fourth proportional to 142,848.43, 214,270.26 and 34,778.94 is: 52,167.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,848.43 : 214,270.26 = 34,778.94 : x
  2. Step 2: Convert to fraction form
    142,848.43/214,270.26 = 34,778.94/x
  3. Step 3: Cross multiply
    142,848.43x = 214,270.26 × 34,778.94
  4. Step 4: Simplify right side
    142,848.43x = 7,452,092,516.32
  5. Step 5: Solve for x
    x = 7,452,092,516.32/142,848.43
  6. Step 6: Final answer
    x = 52,167.83

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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.