Home / 105,060.97-144,984.04-57,314.19

Finding the Fourth Proportional to 105,060.97, 144,984.04 and 57,314.19

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Solution

The fourth proportional to 105,060.97, 144,984.04 and 57,314.19 is: 79,093.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,060.97 : 144,984.04 = 57,314.19 : x
  2. Step 2: Convert to fraction form
    105,060.97/144,984.04 = 57,314.19/x
  3. Step 3: Cross multiply
    105,060.97x = 144,984.04 × 57,314.19
  4. Step 4: Simplify right side
    105,060.97x = 8,309,642,815.53
  5. Step 5: Solve for x
    x = 8,309,642,815.53/105,060.97
  6. Step 6: Final answer
    x = 79,093.53

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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.