Home / 134,305.86-185,342.13-73,876.62

Finding the Fourth Proportional to 134,305.86, 185,342.13 and 73,876.62

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Solution

The fourth proportional to 134,305.86, 185,342.13 and 73,876.62 is: 101,949.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,305.86 : 185,342.13 = 73,876.62 : x
  2. Step 2: Convert to fraction form
    134,305.86/185,342.13 = 73,876.62/x
  3. Step 3: Cross multiply
    134,305.86x = 185,342.13 × 73,876.62
  4. Step 4: Simplify right side
    134,305.86x = 13,692,450,108.00
  5. Step 5: Solve for x
    x = 13,692,450,108.00/134,305.86
  6. Step 6: Final answer
    x = 101,949.76

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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.