Home / 104,675.73-144,448.38-56,929.02

Finding the Fourth Proportional to 104,675.73, 144,448.38 and 56,929.02

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Solution

The fourth proportional to 104,675.73, 144,448.38 and 56,929.02 is: 78,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,675.73 : 144,448.38 = 56,929.02 : x
  2. Step 2: Convert to fraction form
    104,675.73/144,448.38 = 56,929.02/x
  3. Step 3: Cross multiply
    104,675.73x = 144,448.38 × 56,929.02
  4. Step 4: Simplify right side
    104,675.73x = 8,223,304,713.99
  5. Step 5: Solve for x
    x = 8,223,304,713.99/104,675.73
  6. Step 6: Final answer
    x = 78,559.80

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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.