Home / 90,297.59-124,611.74-50,012.14

Finding the Fourth Proportional to 90,297.59, 124,611.74 and 50,012.14

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Solution

The fourth proportional to 90,297.59, 124,611.74 and 50,012.14 is: 69,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,297.59 : 124,611.74 = 50,012.14 : x
  2. Step 2: Convert to fraction form
    90,297.59/124,611.74 = 50,012.14/x
  3. Step 3: Cross multiply
    90,297.59x = 124,611.74 × 50,012.14
  4. Step 4: Simplify right side
    90,297.59x = 6,232,099,786.52
  5. Step 5: Solve for x
    x = 6,232,099,786.52/90,297.59
  6. Step 6: Final answer
    x = 69,017.34

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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.