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Finding the Fourth Proportional to 104,418.88, 144,095.52 and 59,704

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Solution

The fourth proportional to 104,418.88, 144,095.52 and 59,704 is: 82,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,418.88 : 144,095.52 = 59,704 : x
  2. Step 2: Convert to fraction form
    104,418.88/144,095.52 = 59,704/x
  3. Step 3: Cross multiply
    104,418.88x = 144,095.52 × 59,704
  4. Step 4: Simplify right side
    104,418.88x = 8,603,078,926.08
  5. Step 5: Solve for x
    x = 8,603,078,926.08/104,418.88
  6. Step 6: Final answer
    x = 82,390.07

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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.