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Finding the Fourth Proportional to 133,485.47, 200,118.44 and 62,372.93

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Solution

The fourth proportional to 133,485.47, 200,118.44 and 62,372.93 is: 93,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,485.47 : 200,118.44 = 62,372.93 : x
  2. Step 2: Convert to fraction form
    133,485.47/200,118.44 = 62,372.93/x
  3. Step 3: Cross multiply
    133,485.47x = 200,118.44 × 62,372.93
  4. Step 4: Simplify right side
    133,485.47x = 12,481,973,449.83
  5. Step 5: Solve for x
    x = 12,481,973,449.83/133,485.47
  6. Step 6: Final answer
    x = 93,508.11

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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.