Home / 93,942.55-140,928.41-31,608.19

Finding the Fourth Proportional to 93,942.55, 140,928.41 and 31,608.19

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Solution

The fourth proportional to 93,942.55, 140,928.41 and 31,608.19 is: 47,417.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,942.55 : 140,928.41 = 31,608.19 : x
  2. Step 2: Convert to fraction form
    93,942.55/140,928.41 = 31,608.19/x
  3. Step 3: Cross multiply
    93,942.55x = 140,928.41 × 31,608.19
  4. Step 4: Simplify right side
    93,942.55x = 4,454,491,959.68
  5. Step 5: Solve for x
    x = 4,454,491,959.68/93,942.55
  6. Step 6: Final answer
    x = 47,417.19

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1.5x scale

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.