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Finding the Fourth Proportional to 104,840.88, 144,677.76 and 60,126

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Solution

The fourth proportional to 104,840.88, 144,677.76 and 60,126 is: 82,972.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,840.88 : 144,677.76 = 60,126 : x
  2. Step 2: Convert to fraction form
    104,840.88/144,677.76 = 60,126/x
  3. Step 3: Cross multiply
    104,840.88x = 144,677.76 × 60,126
  4. Step 4: Simplify right side
    104,840.88x = 8,698,894,997.76
  5. Step 5: Solve for x
    x = 8,698,894,997.76/104,840.88
  6. Step 6: Final answer
    x = 82,972.36

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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.