Home / 104,939.07-157,408.09-26,053.30

Finding the Fourth Proportional to 104,939.07, 157,408.09 and 26,053.30

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Solution

The fourth proportional to 104,939.07, 157,408.09 and 26,053.30 is: 39,079.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,939.07 : 157,408.09 = 26,053.30 : x
  2. Step 2: Convert to fraction form
    104,939.07/157,408.09 = 26,053.30/x
  3. Step 3: Cross multiply
    104,939.07x = 157,408.09 × 26,053.30
  4. Step 4: Simplify right side
    104,939.07x = 4,101,000,191.20
  5. Step 5: Solve for x
    x = 4,101,000,191.20/104,939.07
  6. Step 6: Final answer
    x = 39,079.82

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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.