Home / 307,844.01-461,835.27-108,178.20

Finding the Fourth Proportional to 307,844.01, 461,835.27 and 108,178.20

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Solution

The fourth proportional to 307,844.01, 461,835.27 and 108,178.20 is: 162,291.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,844.01 : 461,835.27 = 108,178.20 : x
  2. Step 2: Convert to fraction form
    307,844.01/461,835.27 = 108,178.20/x
  3. Step 3: Cross multiply
    307,844.01x = 461,835.27 × 108,178.20
  4. Step 4: Simplify right side
    307,844.01x = 49,960,508,205.11
  5. Step 5: Solve for x
    x = 49,960,508,205.11/307,844.01
  6. Step 6: Final answer
    x = 162,291.64

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1.5x scale

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.