Home / 94,819.37-142,181.43-31,617.11

Finding the Fourth Proportional to 94,819.37, 142,181.43 and 31,617.11

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Solution

The fourth proportional to 94,819.37, 142,181.43 and 31,617.11 is: 47,409.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,819.37 : 142,181.43 = 31,617.11 : x
  2. Step 2: Convert to fraction form
    94,819.37/142,181.43 = 31,617.11/x
  3. Step 3: Cross multiply
    94,819.37x = 142,181.43 × 31,617.11
  4. Step 4: Simplify right side
    94,819.37x = 4,495,366,267.72
  5. Step 5: Solve for x
    x = 4,495,366,267.72/94,819.37
  6. Step 6: Final answer
    x = 47,409.79

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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.