Home / 191,245.39-263,927.96-106,360.63

Finding the Fourth Proportional to 191,245.39, 263,927.96 and 106,360.63

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Solution

The fourth proportional to 191,245.39, 263,927.96 and 106,360.63 is: 146,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,245.39 : 263,927.96 = 106,360.63 : x
  2. Step 2: Convert to fraction form
    191,245.39/263,927.96 = 106,360.63/x
  3. Step 3: Cross multiply
    191,245.39x = 263,927.96 × 106,360.63
  4. Step 4: Simplify right side
    191,245.39x = 28,071,544,100.21
  5. Step 5: Solve for x
    x = 28,071,544,100.21/191,245.39
  6. Step 6: Final answer
    x = 146,782.85

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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.