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Finding the Fourth Proportional to 223,369.30, 334,572.81 and 104,863.06

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Solution

The fourth proportional to 223,369.30, 334,572.81 and 104,863.06 is: 157,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,369.30 : 334,572.81 = 104,863.06 : x
  2. Step 2: Convert to fraction form
    223,369.30/334,572.81 = 104,863.06/x
  3. Step 3: Cross multiply
    223,369.30x = 334,572.81 × 104,863.06
  4. Step 4: Simplify right side
    223,369.30x = 35,084,328,649.40
  5. Step 5: Solve for x
    x = 35,084,328,649.40/223,369.30
  6. Step 6: Final answer
    x = 157,068.71

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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.