Home / 104,772.80-144,586.45-57,026.49

Finding the Fourth Proportional to 104,772.80, 144,586.45 and 57,026.49

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Solution

The fourth proportional to 104,772.80, 144,586.45 and 57,026.49 is: 78,696.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,772.80 : 144,586.45 = 57,026.49 : x
  2. Step 2: Convert to fraction form
    104,772.80/144,586.45 = 57,026.49/x
  3. Step 3: Cross multiply
    104,772.80x = 144,586.45 × 57,026.49
  4. Step 4: Simplify right side
    104,772.80x = 8,245,257,745.06
  5. Step 5: Solve for x
    x = 8,245,257,745.06/104,772.80
  6. Step 6: Final answer
    x = 78,696.55

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1.5x scale

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.