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Finding the Fourth Proportional to 148,903.26, 223,392.51 and 43,722.24

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Solution

The fourth proportional to 148,903.26, 223,392.51 and 43,722.24 is: 65,594.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,903.26 : 223,392.51 = 43,722.24 : x
  2. Step 2: Convert to fraction form
    148,903.26/223,392.51 = 43,722.24/x
  3. Step 3: Cross multiply
    148,903.26x = 223,392.51 × 43,722.24
  4. Step 4: Simplify right side
    148,903.26x = 9,767,220,936.42
  5. Step 5: Solve for x
    x = 9,767,220,936.42/148,903.26
  6. Step 6: Final answer
    x = 65,594.41

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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.