Home / 90,363.03-124,705.98-50,075.95

Finding the Fourth Proportional to 90,363.03, 124,705.98 and 50,075.95

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Solution

The fourth proportional to 90,363.03, 124,705.98 and 50,075.95 is: 69,107.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,363.03 : 124,705.98 = 50,075.95 : x
  2. Step 2: Convert to fraction form
    90,363.03/124,705.98 = 50,075.95/x
  3. Step 3: Cross multiply
    90,363.03x = 124,705.98 × 50,075.95
  4. Step 4: Simplify right side
    90,363.03x = 6,244,770,168.80
  5. Step 5: Solve for x
    x = 6,244,770,168.80/90,363.03
  6. Step 6: Final answer
    x = 69,107.58

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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.