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Finding the Fourth Proportional to 184,164.72, 254,075.34 and 103,573.76

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Solution

The fourth proportional to 184,164.72, 254,075.34 and 103,573.76 is: 142,891.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,164.72 : 254,075.34 = 103,573.76 : x
  2. Step 2: Convert to fraction form
    184,164.72/254,075.34 = 103,573.76/x
  3. Step 3: Cross multiply
    184,164.72x = 254,075.34 × 103,573.76
  4. Step 4: Simplify right side
    184,164.72x = 26,315,538,287.08
  5. Step 5: Solve for x
    x = 26,315,538,287.08/184,164.72
  6. Step 6: Final answer
    x = 142,891.31

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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.