Home / 90,366.84-124,704.36-50,080.32

Finding the Fourth Proportional to 90,366.84, 124,704.36 and 50,080.32

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Solution

The fourth proportional to 90,366.84, 124,704.36 and 50,080.32 is: 69,109.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,366.84 : 124,704.36 = 50,080.32 : x
  2. Step 2: Convert to fraction form
    90,366.84/124,704.36 = 50,080.32/x
  3. Step 3: Cross multiply
    90,366.84x = 124,704.36 × 50,080.32
  4. Step 4: Simplify right side
    90,366.84x = 6,245,234,254.20
  5. Step 5: Solve for x
    x = 6,245,234,254.20/90,366.84
  6. Step 6: Final answer
    x = 69,109.80

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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.