Home / 112,999.18-169,480.22-41,905.12

Finding the Fourth Proportional to 112,999.18, 169,480.22 and 41,905.12

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Solution

The fourth proportional to 112,999.18, 169,480.22 and 41,905.12 is: 62,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,999.18 : 169,480.22 = 41,905.12 : x
  2. Step 2: Convert to fraction form
    112,999.18/169,480.22 = 41,905.12/x
  3. Step 3: Cross multiply
    112,999.18x = 169,480.22 × 41,905.12
  4. Step 4: Simplify right side
    112,999.18x = 7,102,089,471.51
  5. Step 5: Solve for x
    x = 7,102,089,471.51/112,999.18
  6. Step 6: Final answer
    x = 62,850.81

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1.5x scale

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.