Home / 130,789.72-196,186.36-37,295.44

Finding the Fourth Proportional to 130,789.72, 196,186.36 and 37,295.44

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Solution

The fourth proportional to 130,789.72, 196,186.36 and 37,295.44 is: 55,943.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,789.72 : 196,186.36 = 37,295.44 : x
  2. Step 2: Convert to fraction form
    130,789.72/196,186.36 = 37,295.44/x
  3. Step 3: Cross multiply
    130,789.72x = 196,186.36 × 37,295.44
  4. Step 4: Simplify right side
    130,789.72x = 7,316,856,618.20
  5. Step 5: Solve for x
    x = 7,316,856,618.20/130,789.72
  6. Step 6: Final answer
    x = 55,943.67

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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.