Home / 130,688.82-196,049.43-37,201.86

Finding the Fourth Proportional to 130,688.82, 196,049.43 and 37,201.86

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Solution

The fourth proportional to 130,688.82, 196,049.43 and 37,201.86 is: 55,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,688.82 : 196,049.43 = 37,201.86 : x
  2. Step 2: Convert to fraction form
    130,688.82/196,049.43 = 37,201.86/x
  3. Step 3: Cross multiply
    130,688.82x = 196,049.43 × 37,201.86
  4. Step 4: Simplify right side
    130,688.82x = 7,293,403,447.94
  5. Step 5: Solve for x
    x = 7,293,403,447.94/130,688.82
  6. Step 6: Final answer
    x = 55,807.40

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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.