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Finding the Fourth Proportional to 180,034.75, 248,447.96 and 104,588.11

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Solution

The fourth proportional to 180,034.75, 248,447.96 and 104,588.11 is: 144,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,034.75 : 248,447.96 = 104,588.11 : x
  2. Step 2: Convert to fraction form
    180,034.75/248,447.96 = 104,588.11/x
  3. Step 3: Cross multiply
    180,034.75x = 248,447.96 × 104,588.11
  4. Step 4: Simplify right side
    180,034.75x = 25,984,702,569.76
  5. Step 5: Solve for x
    x = 25,984,702,569.76/180,034.75
  6. Step 6: Final answer
    x = 144,331.59

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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.