Home / 80,427.33-111,003.01-44,628.87

Finding the Fourth Proportional to 80,427.33, 111,003.01 and 44,628.87

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Solution

The fourth proportional to 80,427.33, 111,003.01 and 44,628.87 is: 61,595.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,427.33 : 111,003.01 = 44,628.87 : x
  2. Step 2: Convert to fraction form
    80,427.33/111,003.01 = 44,628.87/x
  3. Step 3: Cross multiply
    80,427.33x = 111,003.01 × 44,628.87
  4. Step 4: Simplify right side
    80,427.33x = 4,953,939,207.59
  5. Step 5: Solve for x
    x = 4,953,939,207.59/80,427.33
  6. Step 6: Final answer
    x = 61,595.22

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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.