Home / 69,072.30-103,582.41-22,312.62

Finding the Fourth Proportional to 69,072.30, 103,582.41 and 22,312.62

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Solution

The fourth proportional to 69,072.30, 103,582.41 and 22,312.62 is: 33,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,072.30 : 103,582.41 = 22,312.62 : x
  2. Step 2: Convert to fraction form
    69,072.30/103,582.41 = 22,312.62/x
  3. Step 3: Cross multiply
    69,072.30x = 103,582.41 × 22,312.62
  4. Step 4: Simplify right side
    69,072.30x = 2,311,194,953.01
  5. Step 5: Solve for x
    x = 2,311,194,953.01/69,072.30
  6. Step 6: Final answer
    x = 33,460.52

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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.