Home / 80,676.44-111,337.07-46,686.51

Finding the Fourth Proportional to 80,676.44, 111,337.07 and 46,686.51

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Solution

The fourth proportional to 80,676.44, 111,337.07 and 46,686.51 is: 64,429.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,676.44 : 111,337.07 = 46,686.51 : x
  2. Step 2: Convert to fraction form
    80,676.44/111,337.07 = 46,686.51/x
  3. Step 3: Cross multiply
    80,676.44x = 111,337.07 × 46,686.51
  4. Step 4: Simplify right side
    80,676.44x = 5,197,938,998.49
  5. Step 5: Solve for x
    x = 5,197,938,998.49/80,676.44
  6. Step 6: Final answer
    x = 64,429.46

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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.