Home / 74,913.22-103,383.26-43,082.11

Finding the Fourth Proportional to 74,913.22, 103,383.26 and 43,082.11

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Solution

The fourth proportional to 74,913.22, 103,383.26 and 43,082.11 is: 59,455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,913.22 : 103,383.26 = 43,082.11 : x
  2. Step 2: Convert to fraction form
    74,913.22/103,383.26 = 43,082.11/x
  3. Step 3: Cross multiply
    74,913.22x = 103,383.26 × 43,082.11
  4. Step 4: Simplify right side
    74,913.22x = 4,453,968,979.48
  5. Step 5: Solve for x
    x = 4,453,968,979.48/74,913.22
  6. Step 6: Final answer
    x = 59,455.05

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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.