Home / 104,879.09-157,178.49-38,256.59

Finding the Fourth Proportional to 104,879.09, 157,178.49 and 38,256.59

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Solution

The fourth proportional to 104,879.09, 157,178.49 and 38,256.59 is: 57,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,879.09 : 157,178.49 = 38,256.59 : x
  2. Step 2: Convert to fraction form
    104,879.09/157,178.49 = 38,256.59/x
  3. Step 3: Cross multiply
    104,879.09x = 157,178.49 × 38,256.59
  4. Step 4: Simplify right side
    104,879.09x = 6,013,112,262.86
  5. Step 5: Solve for x
    x = 6,013,112,262.86/104,879.09
  6. Step 6: Final answer
    x = 57,333.76

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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.