Home / 118,896.93-178,372.71-40,009.05

Finding the Fourth Proportional to 118,896.93, 178,372.71 and 40,009.05

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Solution

The fourth proportional to 118,896.93, 178,372.71 and 40,009.05 is: 60,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,896.93 : 178,372.71 = 40,009.05 : x
  2. Step 2: Convert to fraction form
    118,896.93/178,372.71 = 40,009.05/x
  3. Step 3: Cross multiply
    118,896.93x = 178,372.71 × 40,009.05
  4. Step 4: Simplify right side
    118,896.93x = 7,136,522,673.03
  5. Step 5: Solve for x
    x = 7,136,522,673.03/118,896.93
  6. Step 6: Final answer
    x = 60,022.77

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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.