Home / 94,662.40-142,006.32-28,103.44

Finding the Fourth Proportional to 94,662.40, 142,006.32 and 28,103.44

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Solution

The fourth proportional to 94,662.40, 142,006.32 and 28,103.44 is: 42,158.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,662.40 : 142,006.32 = 28,103.44 : x
  2. Step 2: Convert to fraction form
    94,662.40/142,006.32 = 28,103.44/x
  3. Step 3: Cross multiply
    94,662.40x = 142,006.32 × 28,103.44
  4. Step 4: Simplify right side
    94,662.40x = 3,990,866,093.74
  5. Step 5: Solve for x
    x = 3,990,866,093.74/94,662.40
  6. Step 6: Final answer
    x = 42,158.94

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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.