Home / 272,749.53-409,150.74-92,961.75

Finding the Fourth Proportional to 272,749.53, 409,150.74 and 92,961.75

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Solution

The fourth proportional to 272,749.53, 409,150.74 and 92,961.75 is: 139,451.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,749.53 : 409,150.74 = 92,961.75 : x
  2. Step 2: Convert to fraction form
    272,749.53/409,150.74 = 92,961.75/x
  3. Step 3: Cross multiply
    272,749.53x = 409,150.74 × 92,961.75
  4. Step 4: Simplify right side
    272,749.53x = 38,035,368,804.20
  5. Step 5: Solve for x
    x = 38,035,368,804.20/272,749.53
  6. Step 6: Final answer
    x = 139,451.64

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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.