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Finding the Fourth Proportional to 184,713.80, 254,918.20 and 104,148.84

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Solution

The fourth proportional to 184,713.80, 254,918.20 and 104,148.84 is: 143,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,713.80 : 254,918.20 = 104,148.84 : x
  2. Step 2: Convert to fraction form
    184,713.80/254,918.20 = 104,148.84/x
  3. Step 3: Cross multiply
    184,713.80x = 254,918.20 × 104,148.84
  4. Step 4: Simplify right side
    184,713.80x = 26,549,434,824.89
  5. Step 5: Solve for x
    x = 26,549,434,824.89/184,713.80
  6. Step 6: Final answer
    x = 143,732.82

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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.