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Finding the Fourth Proportional to 93,880.65, 140,806.26 and 30,700.25

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Solution

The fourth proportional to 93,880.65, 140,806.26 and 30,700.25 is: 46,045.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,880.65 : 140,806.26 = 30,700.25 : x
  2. Step 2: Convert to fraction form
    93,880.65/140,806.26 = 30,700.25/x
  3. Step 3: Cross multiply
    93,880.65x = 140,806.26 × 30,700.25
  4. Step 4: Simplify right side
    93,880.65x = 4,322,786,679.53
  5. Step 5: Solve for x
    x = 4,322,786,679.53/93,880.65
  6. Step 6: Final answer
    x = 46,045.56

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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.