Home / 191,127.02-263,764.26-106,245.50

Finding the Fourth Proportional to 191,127.02, 263,764.26 and 106,245.50

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Solution

The fourth proportional to 191,127.02, 263,764.26 and 106,245.50 is: 146,623.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,127.02 : 263,764.26 = 106,245.50 : x
  2. Step 2: Convert to fraction form
    191,127.02/263,764.26 = 106,245.50/x
  3. Step 3: Cross multiply
    191,127.02x = 263,764.26 × 106,245.50
  4. Step 4: Simplify right side
    191,127.02x = 28,023,765,685.83
  5. Step 5: Solve for x
    x = 28,023,765,685.83/191,127.02
  6. Step 6: Final answer
    x = 146,623.78

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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.