Home / 90,443.03-124,811.42-50,157.27

Finding the Fourth Proportional to 90,443.03, 124,811.42 and 50,157.27

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Solution

The fourth proportional to 90,443.03, 124,811.42 and 50,157.27 is: 69,217.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,443.03 : 124,811.42 = 50,157.27 : x
  2. Step 2: Convert to fraction form
    90,443.03/124,811.42 = 50,157.27/x
  3. Step 3: Cross multiply
    90,443.03x = 124,811.42 × 50,157.27
  4. Step 4: Simplify right side
    90,443.03x = 6,260,199,841.24
  5. Step 5: Solve for x
    x = 6,260,199,841.24/90,443.03
  6. Step 6: Final answer
    x = 69,217.06

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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.