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Finding the Fourth Proportional to 223,722.54, 335,483.37 and 65,895.66

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Solution

The fourth proportional to 223,722.54, 335,483.37 and 65,895.66 is: 98,813.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,722.54 : 335,483.37 = 65,895.66 : x
  2. Step 2: Convert to fraction form
    223,722.54/335,483.37 = 65,895.66/x
  3. Step 3: Cross multiply
    223,722.54x = 335,483.37 × 65,895.66
  4. Step 4: Simplify right side
    223,722.54x = 22,106,898,085.17
  5. Step 5: Solve for x
    x = 22,106,898,085.17/223,722.54
  6. Step 6: Final answer
    x = 98,813.91

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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.