Home / 94,684.96-142,002.48-28,107.28

Finding the Fourth Proportional to 94,684.96, 142,002.48 and 28,107.28

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Solution

The fourth proportional to 94,684.96, 142,002.48 and 28,107.28 is: 42,153.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,684.96 : 142,002.48 = 28,107.28 : x
  2. Step 2: Convert to fraction form
    94,684.96/142,002.48 = 28,107.28/x
  3. Step 3: Cross multiply
    94,684.96x = 142,002.48 × 28,107.28
  4. Step 4: Simplify right side
    94,684.96x = 3,991,303,466.05
  5. Step 5: Solve for x
    x = 3,991,303,466.05/94,684.96
  6. Step 6: Final answer
    x = 42,153.51

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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.