Home / 184,128.98-254,132.86-115,250.38

Finding the Fourth Proportional to 184,128.98, 254,132.86 and 115,250.38

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Solution

The fourth proportional to 184,128.98, 254,132.86 and 115,250.38 is: 159,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,128.98 : 254,132.86 = 115,250.38 : x
  2. Step 2: Convert to fraction form
    184,128.98/254,132.86 = 115,250.38/x
  3. Step 3: Cross multiply
    184,128.98x = 254,132.86 × 115,250.38
  4. Step 4: Simplify right side
    184,128.98x = 29,288,908,685.49
  5. Step 5: Solve for x
    x = 29,288,908,685.49/184,128.98
  6. Step 6: Final answer
    x = 159,067.35

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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.