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Finding the Fourth Proportional to 236,472.90, 354,699.42 and 110,069.70

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Solution

The fourth proportional to 236,472.90, 354,699.42 and 110,069.70 is: 165,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,472.90 : 354,699.42 = 110,069.70 : x
  2. Step 2: Convert to fraction form
    236,472.90/354,699.42 = 110,069.70/x
  3. Step 3: Cross multiply
    236,472.90x = 354,699.42 × 110,069.70
  4. Step 4: Simplify right side
    236,472.90x = 39,041,658,749.57
  5. Step 5: Solve for x
    x = 39,041,658,749.57/236,472.90
  6. Step 6: Final answer
    x = 165,099.93

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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.