Home / 90,846.90-125,367.81-50,560.02

Finding the Fourth Proportional to 90,846.90, 125,367.81 and 50,560.02

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Solution

The fourth proportional to 90,846.90, 125,367.81 and 50,560.02 is: 69,772.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,846.90 : 125,367.81 = 50,560.02 : x
  2. Step 2: Convert to fraction form
    90,846.90/125,367.81 = 50,560.02/x
  3. Step 3: Cross multiply
    90,846.90x = 125,367.81 × 50,560.02
  4. Step 4: Simplify right side
    90,846.90x = 6,338,598,980.96
  5. Step 5: Solve for x
    x = 6,338,598,980.96/90,846.90
  6. Step 6: Final answer
    x = 69,772.32

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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.