Home / 90,280.37-124,585.37-49,993.26

Finding the Fourth Proportional to 90,280.37, 124,585.37 and 49,993.26

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Solution

The fourth proportional to 90,280.37, 124,585.37 and 49,993.26 is: 68,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,280.37 : 124,585.37 = 49,993.26 : x
  2. Step 2: Convert to fraction form
    90,280.37/124,585.37 = 49,993.26/x
  3. Step 3: Cross multiply
    90,280.37x = 124,585.37 × 49,993.26
  4. Step 4: Simplify right side
    90,280.37x = 6,228,428,544.64
  5. Step 5: Solve for x
    x = 6,228,428,544.64/90,280.37
  6. Step 6: Final answer
    x = 68,989.85

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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.