Home / 133,208.52-198,841.02-116,393.21

Finding the Fourth Proportional to 133,208.52, 198,841.02 and 116,393.21

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Solution

The fourth proportional to 133,208.52, 198,841.02 and 116,393.21 is: 173,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,208.52 : 198,841.02 = 116,393.21 : x
  2. Step 2: Convert to fraction form
    133,208.52/198,841.02 = 116,393.21/x
  3. Step 3: Cross multiply
    133,208.52x = 198,841.02 × 116,393.21
  4. Step 4: Simplify right side
    133,208.52x = 23,143,743,603.27
  5. Step 5: Solve for x
    x = 23,143,743,603.27/133,208.52
  6. Step 6: Final answer
    x = 173,740.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.