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Finding the Fourth Proportional to 223,487.56, 335,009.91 and 104,946.70

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Solution

The fourth proportional to 223,487.56, 335,009.91 and 104,946.70 is: 157,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,487.56 : 335,009.91 = 104,946.70 : x
  2. Step 2: Convert to fraction form
    223,487.56/335,009.91 = 104,946.70/x
  3. Step 3: Cross multiply
    223,487.56x = 335,009.91 × 104,946.70
  4. Step 4: Simplify right side
    223,487.56x = 35,158,184,521.80
  5. Step 5: Solve for x
    x = 35,158,184,521.80/223,487.56
  6. Step 6: Final answer
    x = 157,316.07

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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.