Home / 104,093.46-143,640.61-58,782.47

Finding the Fourth Proportional to 104,093.46, 143,640.61 and 58,782.47

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Solution

The fourth proportional to 104,093.46, 143,640.61 and 58,782.47 is: 81,115.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,093.46 : 143,640.61 = 58,782.47 : x
  2. Step 2: Convert to fraction form
    104,093.46/143,640.61 = 58,782.47/x
  3. Step 3: Cross multiply
    104,093.46x = 143,640.61 × 58,782.47
  4. Step 4: Simplify right side
    104,093.46x = 8,443,548,982.95
  5. Step 5: Solve for x
    x = 8,443,548,982.95/104,093.46
  6. Step 6: Final answer
    x = 81,115.08

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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.