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Finding the Fourth Proportional to 184,797.72, 255,020.80 and 104,225.06

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Solution

The fourth proportional to 184,797.72, 255,020.80 and 104,225.06 is: 143,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,797.72 : 255,020.80 = 104,225.06 : x
  2. Step 2: Convert to fraction form
    184,797.72/255,020.80 = 104,225.06/x
  3. Step 3: Cross multiply
    184,797.72x = 255,020.80 × 104,225.06
  4. Step 4: Simplify right side
    184,797.72x = 26,579,556,385.02
  5. Step 5: Solve for x
    x = 26,579,556,385.02/184,797.72
  6. Step 6: Final answer
    x = 143,830.55

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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.