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Finding the Fourth Proportional to 223,488.56, 335,011.41 and 104,947.70

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Solution

The fourth proportional to 223,488.56, 335,011.41 and 104,947.70 is: 157,317.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,488.56 : 335,011.41 = 104,947.70 : x
  2. Step 2: Convert to fraction form
    223,488.56/335,011.41 = 104,947.70/x
  3. Step 3: Cross multiply
    223,488.56x = 335,011.41 × 104,947.70
  4. Step 4: Simplify right side
    223,488.56x = 35,158,676,953.26
  5. Step 5: Solve for x
    x = 35,158,676,953.26/223,488.56
  6. Step 6: Final answer
    x = 157,317.57

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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.