Home / 89,057.24-133,544.34-51,628.02

Finding the Fourth Proportional to 89,057.24, 133,544.34 and 51,628.02

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Solution

The fourth proportional to 89,057.24, 133,544.34 and 51,628.02 is: 77,417.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,057.24 : 133,544.34 = 51,628.02 : x
  2. Step 2: Convert to fraction form
    89,057.24/133,544.34 = 51,628.02/x
  3. Step 3: Cross multiply
    89,057.24x = 133,544.34 × 51,628.02
  4. Step 4: Simplify right side
    89,057.24x = 6,894,629,856.41
  5. Step 5: Solve for x
    x = 6,894,629,856.41/89,057.24
  6. Step 6: Final answer
    x = 77,417.96

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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.