Home / 364,138.28-546,209.15-111,418.37

Finding the Fourth Proportional to 364,138.28, 546,209.15 and 111,418.37

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Solution

The fourth proportional to 364,138.28, 546,209.15 and 111,418.37 is: 167,128.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,138.28 : 546,209.15 = 111,418.37 : x
  2. Step 2: Convert to fraction form
    364,138.28/546,209.15 = 111,418.37/x
  3. Step 3: Cross multiply
    364,138.28x = 546,209.15 × 111,418.37
  4. Step 4: Simplify right side
    364,138.28x = 60,857,733,172.09
  5. Step 5: Solve for x
    x = 60,857,733,172.09/364,138.28
  6. Step 6: Final answer
    x = 167,128.08

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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.