Home / 133,848.12-200,790.72-45,127.00

Finding the Fourth Proportional to 133,848.12, 200,790.72 and 45,127.00

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Solution

The fourth proportional to 133,848.12, 200,790.72 and 45,127.00 is: 67,696.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,848.12 : 200,790.72 = 45,127.00 : x
  2. Step 2: Convert to fraction form
    133,848.12/200,790.72 = 45,127.00/x
  3. Step 3: Cross multiply
    133,848.12x = 200,790.72 × 45,127.00
  4. Step 4: Simplify right side
    133,848.12x = 9,061,083,072.43
  5. Step 5: Solve for x
    x = 9,061,083,072.43/133,848.12
  6. Step 6: Final answer
    x = 67,696.75

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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.