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Finding the Fourth Proportional to 349,172.47, 523,675.67 and 96,447.37

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Solution

The fourth proportional to 349,172.47, 523,675.67 and 96,447.37 is: 144,648.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,172.47 : 523,675.67 = 96,447.37 : x
  2. Step 2: Convert to fraction form
    349,172.47/523,675.67 = 96,447.37/x
  3. Step 3: Cross multiply
    349,172.47x = 523,675.67 × 96,447.37
  4. Step 4: Simplify right side
    349,172.47x = 50,507,138,003.87
  5. Step 5: Solve for x
    x = 50,507,138,003.87/349,172.47
  6. Step 6: Final answer
    x = 144,648.11

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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.