Home / 74,438.24-111,566.52-34,942.64

Finding the Fourth Proportional to 74,438.24, 111,566.52 and 34,942.64

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Solution

The fourth proportional to 74,438.24, 111,566.52 and 34,942.64 is: 52,371.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,438.24 : 111,566.52 = 34,942.64 : x
  2. Step 2: Convert to fraction form
    74,438.24/111,566.52 = 34,942.64/x
  3. Step 3: Cross multiply
    74,438.24x = 111,566.52 × 34,942.64
  4. Step 4: Simplify right side
    74,438.24x = 3,898,428,744.41
  5. Step 5: Solve for x
    x = 3,898,428,744.41/74,438.24
  6. Step 6: Final answer
    x = 52,371.32

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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.