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Finding the Fourth Proportional to 184,353.64, 254,412.86 and 103,784.11

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Solution

The fourth proportional to 184,353.64, 254,412.86 and 103,784.11 is: 143,224.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,353.64 : 254,412.86 = 103,784.11 : x
  2. Step 2: Convert to fraction form
    184,353.64/254,412.86 = 103,784.11/x
  3. Step 3: Cross multiply
    184,353.64x = 254,412.86 × 103,784.11
  4. Step 4: Simplify right side
    184,353.64x = 26,404,012,247.65
  5. Step 5: Solve for x
    x = 26,404,012,247.65/184,353.64
  6. Step 6: Final answer
    x = 143,224.79

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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.