Home / 130,790.72-196,187.86-37,296.44

Finding the Fourth Proportional to 130,790.72, 196,187.86 and 37,296.44

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Solution

The fourth proportional to 130,790.72, 196,187.86 and 37,296.44 is: 55,945.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,790.72 : 196,187.86 = 37,296.44 : x
  2. Step 2: Convert to fraction form
    130,790.72/196,187.86 = 37,296.44/x
  3. Step 3: Cross multiply
    130,790.72x = 196,187.86 × 37,296.44
  4. Step 4: Simplify right side
    130,790.72x = 7,317,108,749.22
  5. Step 5: Solve for x
    x = 7,317,108,749.22/130,790.72
  6. Step 6: Final answer
    x = 55,945.17

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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.