Home / 74,038.14-111,055.37-34,639.34

Finding the Fourth Proportional to 74,038.14, 111,055.37 and 34,639.34

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Solution

The fourth proportional to 74,038.14, 111,055.37 and 34,639.34 is: 51,958.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,038.14 : 111,055.37 = 34,639.34 : x
  2. Step 2: Convert to fraction form
    74,038.14/111,055.37 = 34,639.34/x
  3. Step 3: Cross multiply
    74,038.14x = 111,055.37 × 34,639.34
  4. Step 4: Simplify right side
    74,038.14x = 3,846,883,991.78
  5. Step 5: Solve for x
    x = 3,846,883,991.78/74,038.14
  6. Step 6: Final answer
    x = 51,958.14

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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.