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Finding the Fourth Proportional to 184,957.26, 255,240.63 and 100,074.30

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Solution

The fourth proportional to 184,957.26, 255,240.63 and 100,074.30 is: 138,102.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,957.26 : 255,240.63 = 100,074.30 : x
  2. Step 2: Convert to fraction form
    184,957.26/255,240.63 = 100,074.30/x
  3. Step 3: Cross multiply
    184,957.26x = 255,240.63 × 100,074.30
  4. Step 4: Simplify right side
    184,957.26x = 25,543,027,378.81
  5. Step 5: Solve for x
    x = 25,543,027,378.81/184,957.26
  6. Step 6: Final answer
    x = 138,102.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.