Home / 184,015.08-253,868.78-103,424.20

Finding the Fourth Proportional to 184,015.08, 253,868.78 and 103,424.20

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Solution

The fourth proportional to 184,015.08, 253,868.78 and 103,424.20 is: 142,684.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,015.08 : 253,868.78 = 103,424.20 : x
  2. Step 2: Convert to fraction form
    184,015.08/253,868.78 = 103,424.20/x
  3. Step 3: Cross multiply
    184,015.08x = 253,868.78 × 103,424.20
  4. Step 4: Simplify right side
    184,015.08x = 26,256,175,476.48
  5. Step 5: Solve for x
    x = 26,256,175,476.48/184,015.08
  6. Step 6: Final answer
    x = 142,684.91

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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.