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Finding the Fourth Proportional to 323,019.02, 484,425.16 and 106,837.58

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Solution

The fourth proportional to 323,019.02, 484,425.16 and 106,837.58 is: 160,222.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,019.02 : 484,425.16 = 106,837.58 : x
  2. Step 2: Convert to fraction form
    323,019.02/484,425.16 = 106,837.58/x
  3. Step 3: Cross multiply
    323,019.02x = 484,425.16 × 106,837.58
  4. Step 4: Simplify right side
    323,019.02x = 51,754,812,729.48
  5. Step 5: Solve for x
    x = 51,754,812,729.48/323,019.02
  6. Step 6: Final answer
    x = 160,222.18

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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.