Home / 194,983.96-269,096.72-118,486.20

Finding the Fourth Proportional to 194,983.96, 269,096.72 and 118,486.20

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Solution

The fourth proportional to 194,983.96, 269,096.72 and 118,486.20 is: 163,522.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,983.96 : 269,096.72 = 118,486.20 : x
  2. Step 2: Convert to fraction form
    194,983.96/269,096.72 = 118,486.20/x
  3. Step 3: Cross multiply
    194,983.96x = 269,096.72 × 118,486.20
  4. Step 4: Simplify right side
    194,983.96x = 31,884,247,785.26
  5. Step 5: Solve for x
    x = 31,884,247,785.26/194,983.96
  6. Step 6: Final answer
    x = 163,522.41

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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.