Home / 272,096.11-408,173.93-92,311.34

Finding the Fourth Proportional to 272,096.11, 408,173.93 and 92,311.34

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Solution

The fourth proportional to 272,096.11, 408,173.93 and 92,311.34 is: 138,477.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,096.11 : 408,173.93 = 92,311.34 : x
  2. Step 2: Convert to fraction form
    272,096.11/408,173.93 = 92,311.34/x
  3. Step 3: Cross multiply
    272,096.11x = 408,173.93 × 92,311.34
  4. Step 4: Simplify right side
    272,096.11x = 37,679,081,969.81
  5. Step 5: Solve for x
    x = 37,679,081,969.81/272,096.11
  6. Step 6: Final answer
    x = 138,477.11

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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.