Home / 133,002.08-183,487.80-92,739.68

Finding the Fourth Proportional to 133,002.08, 183,487.80 and 92,739.68

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Solution

The fourth proportional to 133,002.08, 183,487.80 and 92,739.68 is: 127,942.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,002.08 : 183,487.80 = 92,739.68 : x
  2. Step 2: Convert to fraction form
    133,002.08/183,487.80 = 92,739.68/x
  3. Step 3: Cross multiply
    133,002.08x = 183,487.80 × 92,739.68
  4. Step 4: Simplify right side
    133,002.08x = 17,016,599,855.90
  5. Step 5: Solve for x
    x = 17,016,599,855.90/133,002.08
  6. Step 6: Final answer
    x = 127,942.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.