Home / 184,845.18-255,155.32-143,928.30

Finding the Fourth Proportional to 184,845.18, 255,155.32 and 143,928.30

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Solution

The fourth proportional to 184,845.18, 255,155.32 and 143,928.30 is: 198,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,845.18 : 255,155.32 = 143,928.30 : x
  2. Step 2: Convert to fraction form
    184,845.18/255,155.32 = 143,928.30/x
  3. Step 3: Cross multiply
    184,845.18x = 255,155.32 × 143,928.30
  4. Step 4: Simplify right side
    184,845.18x = 36,724,071,443.56
  5. Step 5: Solve for x
    x = 36,724,071,443.56/184,845.18
  6. Step 6: Final answer
    x = 198,674.76

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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.