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Finding the Fourth Proportional to 184,402.56, 254,462.40 and 103,834.56

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Solution

The fourth proportional to 184,402.56, 254,462.40 and 103,834.56 is: 143,284.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,402.56 : 254,462.40 = 103,834.56 : x
  2. Step 2: Convert to fraction form
    184,402.56/254,462.40 = 103,834.56/x
  3. Step 3: Cross multiply
    184,402.56x = 254,462.40 × 103,834.56
  4. Step 4: Simplify right side
    184,402.56x = 26,421,991,340.54
  5. Step 5: Solve for x
    x = 26,421,991,340.54/184,402.56
  6. Step 6: Final answer
    x = 143,284.30

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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.