Home / 184,219.42-254,203.59-103,640.10

Finding the Fourth Proportional to 184,219.42, 254,203.59 and 103,640.10

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Solution

The fourth proportional to 184,219.42, 254,203.59 and 103,640.10 is: 143,012.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,219.42 : 254,203.59 = 103,640.10 : x
  2. Step 2: Convert to fraction form
    184,219.42/254,203.59 = 103,640.10/x
  3. Step 3: Cross multiply
    184,219.42x = 254,203.59 × 103,640.10
  4. Step 4: Simplify right side
    184,219.42x = 26,345,685,487.96
  5. Step 5: Solve for x
    x = 26,345,685,487.96/184,219.42
  6. Step 6: Final answer
    x = 143,012.53

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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.