Home / 272,067.06-375,447.41-151,206.90

Finding the Fourth Proportional to 272,067.06, 375,447.41 and 151,206.90

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Solution

The fourth proportional to 272,067.06, 375,447.41 and 151,206.90 is: 208,662.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,067.06 : 375,447.41 = 151,206.90 : x
  2. Step 2: Convert to fraction form
    272,067.06/375,447.41 = 151,206.90/x
  3. Step 3: Cross multiply
    272,067.06x = 375,447.41 × 151,206.90
  4. Step 4: Simplify right side
    272,067.06x = 56,770,238,979.13
  5. Step 5: Solve for x
    x = 56,770,238,979.13/272,067.06
  6. Step 6: Final answer
    x = 208,662.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.