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Finding the Fourth Proportional to 180,656.88, 248,905.04 and 119,294.10

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Solution

The fourth proportional to 180,656.88, 248,905.04 and 119,294.10 is: 164,360.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,656.88 : 248,905.04 = 119,294.10 : x
  2. Step 2: Convert to fraction form
    180,656.88/248,905.04 = 119,294.10/x
  3. Step 3: Cross multiply
    180,656.88x = 248,905.04 × 119,294.10
  4. Step 4: Simplify right side
    180,656.88x = 29,692,902,732.26
  5. Step 5: Solve for x
    x = 29,692,902,732.26/180,656.88
  6. Step 6: Final answer
    x = 164,360.76

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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.