Home / 107,941.88-161,814.81-37,782.92

Finding the Fourth Proportional to 107,941.88, 161,814.81 and 37,782.92

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Solution

The fourth proportional to 107,941.88, 161,814.81 and 37,782.92 is: 56,640.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,941.88 : 161,814.81 = 37,782.92 : x
  2. Step 2: Convert to fraction form
    107,941.88/161,814.81 = 37,782.92/x
  3. Step 3: Cross multiply
    107,941.88x = 161,814.81 × 37,782.92
  4. Step 4: Simplify right side
    107,941.88x = 6,113,836,021.05
  5. Step 5: Solve for x
    x = 6,113,836,021.05/107,941.88
  6. Step 6: Final answer
    x = 56,640.07

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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.