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Finding the Fourth Proportional to 100,302.40, 150,494.10 and 44,153.20

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Solution

The fourth proportional to 100,302.40, 150,494.10 and 44,153.20 is: 66,247.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,302.40 : 150,494.10 = 44,153.20 : x
  2. Step 2: Convert to fraction form
    100,302.40/150,494.10 = 44,153.20/x
  3. Step 3: Cross multiply
    100,302.40x = 150,494.10 × 44,153.20
  4. Step 4: Simplify right side
    100,302.40x = 6,644,796,096.12
  5. Step 5: Solve for x
    x = 6,644,796,096.12/100,302.40
  6. Step 6: Final answer
    x = 66,247.63

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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.