Home / 142,462.96-196,370.77-96,508.63

Finding the Fourth Proportional to 142,462.96, 196,370.77 and 96,508.63

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Solution

The fourth proportional to 142,462.96, 196,370.77 and 96,508.63 is: 133,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,462.96 : 196,370.77 = 96,508.63 : x
  2. Step 2: Convert to fraction form
    142,462.96/196,370.77 = 96,508.63/x
  3. Step 3: Cross multiply
    142,462.96x = 196,370.77 × 96,508.63
  4. Step 4: Simplify right side
    142,462.96x = 18,951,473,205.74
  5. Step 5: Solve for x
    x = 18,951,473,205.74/142,462.96
  6. Step 6: Final answer
    x = 133,027.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.