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Finding the Fourth Proportional to 100,574.16, 150,803.76 and 41,450.64

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Solution

The fourth proportional to 100,574.16, 150,803.76 and 41,450.64 is: 62,152.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,574.16 : 150,803.76 = 41,450.64 : x
  2. Step 2: Convert to fraction form
    100,574.16/150,803.76 = 41,450.64/x
  3. Step 3: Cross multiply
    100,574.16x = 150,803.76 × 41,450.64
  4. Step 4: Simplify right side
    100,574.16x = 6,250,912,366.41
  5. Step 5: Solve for x
    x = 6,250,912,366.41/100,574.16
  6. Step 6: Final answer
    x = 62,152.27

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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.