Home / 68,350.80-94,323.81-38,136.18

Finding the Fourth Proportional to 68,350.80, 94,323.81 and 38,136.18

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Solution

The fourth proportional to 68,350.80, 94,323.81 and 38,136.18 is: 52,627.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,350.80 : 94,323.81 = 38,136.18 : x
  2. Step 2: Convert to fraction form
    68,350.80/94,323.81 = 38,136.18/x
  3. Step 3: Cross multiply
    68,350.80x = 94,323.81 × 38,136.18
  4. Step 4: Simplify right side
    68,350.80x = 3,597,149,796.45
  5. Step 5: Solve for x
    x = 3,597,149,796.45/68,350.80
  6. Step 6: Final answer
    x = 52,627.76

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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.