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Finding the Fourth Proportional to 184,314.68, 254,378.73 and 103,758.05

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Solution

The fourth proportional to 184,314.68, 254,378.73 and 103,758.05 is: 143,199.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,314.68 : 254,378.73 = 103,758.05 : x
  2. Step 2: Convert to fraction form
    184,314.68/254,378.73 = 103,758.05/x
  3. Step 3: Cross multiply
    184,314.68x = 254,378.73 × 103,758.05
  4. Step 4: Simplify right side
    184,314.68x = 26,393,839,714.38
  5. Step 5: Solve for x
    x = 26,393,839,714.38/184,314.68
  6. Step 6: Final answer
    x = 143,199.88

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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.