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Finding the Fourth Proportional to 150,485.58, 225,763.04 and 50,643.16

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Solution

The fourth proportional to 150,485.58, 225,763.04 and 50,643.16 is: 75,976.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,485.58 : 225,763.04 = 50,643.16 : x
  2. Step 2: Convert to fraction form
    150,485.58/225,763.04 = 50,643.16/x
  3. Step 3: Cross multiply
    150,485.58x = 225,763.04 × 50,643.16
  4. Step 4: Simplify right side
    150,485.58x = 11,433,353,319.01
  5. Step 5: Solve for x
    x = 11,433,353,319.01/150,485.58
  6. Step 6: Final answer
    x = 75,976.40

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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.