Home / 184,128.56-254,106.60-103,581.44

Finding the Fourth Proportional to 184,128.56, 254,106.60 and 103,581.44

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Solution

The fourth proportional to 184,128.56, 254,106.60 and 103,581.44 is: 142,947.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,128.56 : 254,106.60 = 103,581.44 : x
  2. Step 2: Convert to fraction form
    184,128.56/254,106.60 = 103,581.44/x
  3. Step 3: Cross multiply
    184,128.56x = 254,106.60 × 103,581.44
  4. Step 4: Simplify right side
    184,128.56x = 26,320,727,541.50
  5. Step 5: Solve for x
    x = 26,320,727,541.50/184,128.56
  6. Step 6: Final answer
    x = 142,947.56

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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.