Home / 76,075.90-104,949.36-49,227.08

Finding the Fourth Proportional to 76,075.90, 104,949.36 and 49,227.08

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Solution

The fourth proportional to 76,075.90, 104,949.36 and 49,227.08 is: 67,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,075.90 : 104,949.36 = 49,227.08 : x
  2. Step 2: Convert to fraction form
    76,075.90/104,949.36 = 49,227.08/x
  3. Step 3: Cross multiply
    76,075.90x = 104,949.36 × 49,227.08
  4. Step 4: Simplify right side
    76,075.90x = 5,166,350,540.67
  5. Step 5: Solve for x
    x = 5,166,350,540.67/76,075.90
  6. Step 6: Final answer
    x = 67,910.48

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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.