Home / 198,068.67-273,292.01-117,522.84

Finding the Fourth Proportional to 198,068.67, 273,292.01 and 117,522.84

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Solution

The fourth proportional to 198,068.67, 273,292.01 and 117,522.84 is: 162,156.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,068.67 : 273,292.01 = 117,522.84 : x
  2. Step 2: Convert to fraction form
    198,068.67/273,292.01 = 117,522.84/x
  3. Step 3: Cross multiply
    198,068.67x = 273,292.01 × 117,522.84
  4. Step 4: Simplify right side
    198,068.67x = 32,118,054,042.45
  5. Step 5: Solve for x
    x = 32,118,054,042.45/198,068.67
  6. Step 6: Final answer
    x = 162,156.16

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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.