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Finding the Fourth Proportional to 184,407.90, 254,496.51 and 103,844.22

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Solution

The fourth proportional to 184,407.90, 254,496.51 and 103,844.22 is: 143,312.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,407.90 : 254,496.51 = 103,844.22 : x
  2. Step 2: Convert to fraction form
    184,407.90/254,496.51 = 103,844.22/x
  3. Step 3: Cross multiply
    184,407.90x = 254,496.51 × 103,844.22
  4. Step 4: Simplify right side
    184,407.90x = 26,427,991,573.67
  5. Step 5: Solve for x
    x = 26,427,991,573.67/184,407.90
  6. Step 6: Final answer
    x = 143,312.69

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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.