Home / 101,112.86-139,548.09-58,092.26

Finding the Fourth Proportional to 101,112.86, 139,548.09 and 58,092.26

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Solution

The fourth proportional to 101,112.86, 139,548.09 and 58,092.26 is: 80,174.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,112.86 : 139,548.09 = 58,092.26 : x
  2. Step 2: Convert to fraction form
    101,112.86/139,548.09 = 58,092.26/x
  3. Step 3: Cross multiply
    101,112.86x = 139,548.09 × 58,092.26
  4. Step 4: Simplify right side
    101,112.86x = 8,106,663,229.04
  5. Step 5: Solve for x
    x = 8,106,663,229.04/101,112.86
  6. Step 6: Final answer
    x = 80,174.41

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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.