Home / 202,320.22-279,201.94-111,676.23

Finding the Fourth Proportional to 202,320.22, 279,201.94 and 111,676.23

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Solution

The fourth proportional to 202,320.22, 279,201.94 and 111,676.23 is: 154,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,320.22 : 279,201.94 = 111,676.23 : x
  2. Step 2: Convert to fraction form
    202,320.22/279,201.94 = 111,676.23/x
  3. Step 3: Cross multiply
    202,320.22x = 279,201.94 × 111,676.23
  4. Step 4: Simplify right side
    202,320.22x = 31,180,218,741.69
  5. Step 5: Solve for x
    x = 31,180,218,741.69/202,320.22
  6. Step 6: Final answer
    x = 154,113.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.