Home / 107,846.20-161,720.70-41,264.20

Finding the Fourth Proportional to 107,846.20, 161,720.70 and 41,264.20

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Solution

The fourth proportional to 107,846.20, 161,720.70 and 41,264.20 is: 61,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,846.20 : 161,720.70 = 41,264.20 : x
  2. Step 2: Convert to fraction form
    107,846.20/161,720.70 = 41,264.20/x
  3. Step 3: Cross multiply
    107,846.20x = 161,720.70 × 41,264.20
  4. Step 4: Simplify right side
    107,846.20x = 6,673,275,308.94
  5. Step 5: Solve for x
    x = 6,673,275,308.94/107,846.20
  6. Step 6: Final answer
    x = 61,877.70

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1.5x scale

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.