Home / 74,857.28-103,302.80-41,323.04

Finding the Fourth Proportional to 74,857.28, 103,302.80 and 41,323.04

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Solution

The fourth proportional to 74,857.28, 103,302.80 and 41,323.04 is: 57,025.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,857.28 : 103,302.80 = 41,323.04 : x
  2. Step 2: Convert to fraction form
    74,857.28/103,302.80 = 41,323.04/x
  3. Step 3: Cross multiply
    74,857.28x = 103,302.80 × 41,323.04
  4. Step 4: Simplify right side
    74,857.28x = 4,268,785,736.51
  5. Step 5: Solve for x
    x = 4,268,785,736.51/74,857.28
  6. Step 6: Final answer
    x = 57,025.66

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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.