Home / 491,166.02-736,749.07-136,180.05

Finding the Fourth Proportional to 491,166.02, 736,749.07 and 136,180.05

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Solution

The fourth proportional to 491,166.02, 736,749.07 and 136,180.05 is: 204,270.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,166.02 : 736,749.07 = 136,180.05 : x
  2. Step 2: Convert to fraction form
    491,166.02/736,749.07 = 136,180.05/x
  3. Step 3: Cross multiply
    491,166.02x = 736,749.07 × 136,180.05
  4. Step 4: Simplify right side
    491,166.02x = 100,330,524,509.15
  5. Step 5: Solve for x
    x = 100,330,524,509.15/491,166.02
  6. Step 6: Final answer
    x = 204,270.09

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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.