Home / 89,550.84-123,571.32-51,303.12

Finding the Fourth Proportional to 89,550.84, 123,571.32 and 51,303.12

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Solution

The fourth proportional to 89,550.84, 123,571.32 and 51,303.12 is: 70,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,550.84 : 123,571.32 = 51,303.12 : x
  2. Step 2: Convert to fraction form
    89,550.84/123,571.32 = 51,303.12/x
  3. Step 3: Cross multiply
    89,550.84x = 123,571.32 × 51,303.12
  4. Step 4: Simplify right side
    89,550.84x = 6,339,594,258.52
  5. Step 5: Solve for x
    x = 6,339,594,258.52/89,550.84
  6. Step 6: Final answer
    x = 70,793.24

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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.