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Finding the Fourth Proportional to 144,858.78, 217,261.64 and 60,596.51

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Solution

The fourth proportional to 144,858.78, 217,261.64 and 60,596.51 is: 90,883.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,858.78 : 217,261.64 = 60,596.51 : x
  2. Step 2: Convert to fraction form
    144,858.78/217,261.64 = 60,596.51/x
  3. Step 3: Cross multiply
    144,858.78x = 217,261.64 × 60,596.51
  4. Step 4: Simplify right side
    144,858.78x = 13,165,296,206.06
  5. Step 5: Solve for x
    x = 13,165,296,206.06/144,858.78
  6. Step 6: Final answer
    x = 90,883.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.