Home / 104,651.12-144,415.49-59,333.28

Finding the Fourth Proportional to 104,651.12, 144,415.49 and 59,333.28

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Solution

The fourth proportional to 104,651.12, 144,415.49 and 59,333.28 is: 81,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,651.12 : 144,415.49 = 59,333.28 : x
  2. Step 2: Convert to fraction form
    104,651.12/144,415.49 = 59,333.28/x
  3. Step 3: Cross multiply
    104,651.12x = 144,415.49 × 59,333.28
  4. Step 4: Simplify right side
    104,651.12x = 8,568,644,407.84
  5. Step 5: Solve for x
    x = 8,568,644,407.84/104,651.12
  6. Step 6: Final answer
    x = 81,878.20

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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.