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Finding the Fourth Proportional to 133,831.44, 184,767.48 and 83,598.48

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Solution

The fourth proportional to 133,831.44, 184,767.48 and 83,598.48 is: 115,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,831.44 : 184,767.48 = 83,598.48 : x
  2. Step 2: Convert to fraction form
    133,831.44/184,767.48 = 83,598.48/x
  3. Step 3: Cross multiply
    133,831.44x = 184,767.48 × 83,598.48
  4. Step 4: Simplify right side
    133,831.44x = 15,446,280,481.43
  5. Step 5: Solve for x
    x = 15,446,280,481.43/133,831.44
  6. Step 6: Final answer
    x = 115,415.93

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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.