Home / 144,026.56-198,666.84-103,676.41

Finding the Fourth Proportional to 144,026.56, 198,666.84 and 103,676.41

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Solution

The fourth proportional to 144,026.56, 198,666.84 and 103,676.41 is: 143,008.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,026.56 : 198,666.84 = 103,676.41 : x
  2. Step 2: Convert to fraction form
    144,026.56/198,666.84 = 103,676.41/x
  3. Step 3: Cross multiply
    144,026.56x = 198,666.84 × 103,676.41
  4. Step 4: Simplify right side
    144,026.56x = 20,597,064,757.24
  5. Step 5: Solve for x
    x = 20,597,064,757.24/144,026.56
  6. Step 6: Final answer
    x = 143,008.79

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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.