Home / 140,262.64-193,554.60-79,848.04

Finding the Fourth Proportional to 140,262.64, 193,554.60 and 79,848.04

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Solution

The fourth proportional to 140,262.64, 193,554.60 and 79,848.04 is: 110,185.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,262.64 : 193,554.60 = 79,848.04 : x
  2. Step 2: Convert to fraction form
    140,262.64/193,554.60 = 79,848.04/x
  3. Step 3: Cross multiply
    140,262.64x = 193,554.60 × 79,848.04
  4. Step 4: Simplify right side
    140,262.64x = 15,454,955,442.98
  5. Step 5: Solve for x
    x = 15,454,955,442.98/140,262.64
  6. Step 6: Final answer
    x = 110,185.83

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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.