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Finding the Fourth Proportional to 119,903.74, 179,855.54 and 35,663.56

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Solution

The fourth proportional to 119,903.74, 179,855.54 and 35,663.56 is: 53,495.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,903.74 : 179,855.54 = 35,663.56 : x
  2. Step 2: Convert to fraction form
    119,903.74/179,855.54 = 35,663.56/x
  3. Step 3: Cross multiply
    119,903.74x = 179,855.54 × 35,663.56
  4. Step 4: Simplify right side
    119,903.74x = 6,414,288,842.12
  5. Step 5: Solve for x
    x = 6,414,288,842.12/119,903.74
  6. Step 6: Final answer
    x = 53,495.32

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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.