Home / 59,947.05-89,975.79-30,385.56

Finding the Fourth Proportional to 59,947.05, 89,975.79 and 30,385.56

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Solution

The fourth proportional to 59,947.05, 89,975.79 and 30,385.56 is: 45,606.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,947.05 : 89,975.79 = 30,385.56 : x
  2. Step 2: Convert to fraction form
    59,947.05/89,975.79 = 30,385.56/x
  3. Step 3: Cross multiply
    59,947.05x = 89,975.79 × 30,385.56
  4. Step 4: Simplify right side
    59,947.05x = 2,733,964,765.59
  5. Step 5: Solve for x
    x = 2,733,964,765.59/59,947.05
  6. Step 6: Final answer
    x = 45,606.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.