Home / 109,289.96-150,816.08-60,890.75

Finding the Fourth Proportional to 109,289.96, 150,816.08 and 60,890.75

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Solution

The fourth proportional to 109,289.96, 150,816.08 and 60,890.75 is: 84,026.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,289.96 : 150,816.08 = 60,890.75 : x
  2. Step 2: Convert to fraction form
    109,289.96/150,816.08 = 60,890.75/x
  3. Step 3: Cross multiply
    109,289.96x = 150,816.08 × 60,890.75
  4. Step 4: Simplify right side
    109,289.96x = 9,183,303,164.73
  5. Step 5: Solve for x
    x = 9,183,303,164.73/109,289.96
  6. Step 6: Final answer
    x = 84,026.96

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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.