Home / 104,858.04-144,706.66-57,113.96

Finding the Fourth Proportional to 104,858.04, 144,706.66 and 57,113.96

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Solution

The fourth proportional to 104,858.04, 144,706.66 and 57,113.96 is: 78,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,858.04 : 144,706.66 = 57,113.96 : x
  2. Step 2: Convert to fraction form
    104,858.04/144,706.66 = 57,113.96/x
  3. Step 3: Cross multiply
    104,858.04x = 144,706.66 × 57,113.96
  4. Step 4: Simplify right side
    104,858.04x = 8,264,770,390.97
  5. Step 5: Solve for x
    x = 8,264,770,390.97/104,858.04
  6. Step 6: Final answer
    x = 78,818.66

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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.