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Finding the Fourth Proportional to 100,608.55, 150,858.15 and 34,014.40

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Solution

The fourth proportional to 100,608.55, 150,858.15 and 34,014.40 is: 51,003.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,608.55 : 150,858.15 = 34,014.40 : x
  2. Step 2: Convert to fraction form
    100,608.55/150,858.15 = 34,014.40/x
  3. Step 3: Cross multiply
    100,608.55x = 150,858.15 × 34,014.40
  4. Step 4: Simplify right side
    100,608.55x = 5,131,349,457.36
  5. Step 5: Solve for x
    x = 5,131,349,457.36/100,608.55
  6. Step 6: Final answer
    x = 51,003.12

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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.