Home / 74,866.10-112,202.03-30,441.14

Finding the Fourth Proportional to 74,866.10, 112,202.03 and 30,441.14

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Solution

The fourth proportional to 74,866.10, 112,202.03 and 30,441.14 is: 45,622.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,866.10 : 112,202.03 = 30,441.14 : x
  2. Step 2: Convert to fraction form
    74,866.10/112,202.03 = 30,441.14/x
  3. Step 3: Cross multiply
    74,866.10x = 112,202.03 × 30,441.14
  4. Step 4: Simplify right side
    74,866.10x = 3,415,557,703.51
  5. Step 5: Solve for x
    x = 3,415,557,703.51/74,866.10
  6. Step 6: Final answer
    x = 45,622.22

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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.