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Finding the Fourth Proportional to 184,419.93, 254,472.42 and 103,831.41

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Solution

The fourth proportional to 184,419.93, 254,472.42 and 103,831.41 is: 143,272.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,419.93 : 254,472.42 = 103,831.41 : x
  2. Step 2: Convert to fraction form
    184,419.93/254,472.42 = 103,831.41/x
  3. Step 3: Cross multiply
    184,419.93x = 254,472.42 × 103,831.41
  4. Step 4: Simplify right side
    184,419.93x = 26,422,230,174.71
  5. Step 5: Solve for x
    x = 26,422,230,174.71/184,419.93
  6. Step 6: Final answer
    x = 143,272.10

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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.