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Finding the Fourth Proportional to 184,169.72, 254,157.78 and 107,695.64

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Solution

The fourth proportional to 184,169.72, 254,157.78 and 107,695.64 is: 148,622.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,169.72 : 254,157.78 = 107,695.64 : x
  2. Step 2: Convert to fraction form
    184,169.72/254,157.78 = 107,695.64/x
  3. Step 3: Cross multiply
    184,169.72x = 254,157.78 × 107,695.64
  4. Step 4: Simplify right side
    184,169.72x = 27,371,684,778.08
  5. Step 5: Solve for x
    x = 27,371,684,778.08/184,169.72
  6. Step 6: Final answer
    x = 148,622.07

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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.