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Finding the Fourth Proportional to 184,015.40, 275,439.90 and 131,527.40

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Solution

The fourth proportional to 184,015.40, 275,439.90 and 131,527.40 is: 196,874.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,015.40 : 275,439.90 = 131,527.40 : x
  2. Step 2: Convert to fraction form
    184,015.40/275,439.90 = 131,527.40/x
  3. Step 3: Cross multiply
    184,015.40x = 275,439.90 × 131,527.40
  4. Step 4: Simplify right side
    184,015.40x = 36,227,893,903.26
  5. Step 5: Solve for x
    x = 36,227,893,903.26/184,015.40
  6. Step 6: Final answer
    x = 196,874.25

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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.