Home / 109,288.96-150,814.70-60,889.75

Finding the Fourth Proportional to 109,288.96, 150,814.70 and 60,889.75

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Solution

The fourth proportional to 109,288.96, 150,814.70 and 60,889.75 is: 84,025.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,288.96 : 150,814.70 = 60,889.75 : x
  2. Step 2: Convert to fraction form
    109,288.96/150,814.70 = 60,889.75/x
  3. Step 3: Cross multiply
    109,288.96x = 150,814.70 × 60,889.75
  4. Step 4: Simplify right side
    109,288.96x = 9,183,069,379.33
  5. Step 5: Solve for x
    x = 9,183,069,379.33/109,288.96
  6. Step 6: Final answer
    x = 84,025.59

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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.