Home / 222,747.37-307,395.35-120,776.27

Finding the Fourth Proportional to 222,747.37, 307,395.35 and 120,776.27

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Solution

The fourth proportional to 222,747.37, 307,395.35 and 120,776.27 is: 166,673.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,747.37 : 307,395.35 = 120,776.27 : x
  2. Step 2: Convert to fraction form
    222,747.37/307,395.35 = 120,776.27/x
  3. Step 3: Cross multiply
    222,747.37x = 307,395.35 × 120,776.27
  4. Step 4: Simplify right side
    222,747.37x = 37,126,062,779.76
  5. Step 5: Solve for x
    x = 37,126,062,779.76/222,747.37
  6. Step 6: Final answer
    x = 166,673.41

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1.5x scale

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.