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Finding the Fourth Proportional to 184,760.72, 254,969.70 and 99,877.94

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Solution

The fourth proportional to 184,760.72, 254,969.70 and 99,877.94 is: 137,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,760.72 : 254,969.70 = 99,877.94 : x
  2. Step 2: Convert to fraction form
    184,760.72/254,969.70 = 99,877.94/x
  3. Step 3: Cross multiply
    184,760.72x = 254,969.70 × 99,877.94
  4. Step 4: Simplify right side
    184,760.72x = 25,465,848,661.30
  5. Step 5: Solve for x
    x = 25,465,848,661.30/184,760.72
  6. Step 6: Final answer
    x = 137,831.51

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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.