Home / 89,122.98-133,688.58-36,495.56

Finding the Fourth Proportional to 89,122.98, 133,688.58 and 36,495.56

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Solution

The fourth proportional to 89,122.98, 133,688.58 and 36,495.56 is: 54,745.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,122.98 : 133,688.58 = 36,495.56 : x
  2. Step 2: Convert to fraction form
    89,122.98/133,688.58 = 36,495.56/x
  3. Step 3: Cross multiply
    89,122.98x = 133,688.58 × 36,495.56
  4. Step 4: Simplify right side
    89,122.98x = 4,879,039,790.07
  5. Step 5: Solve for x
    x = 4,879,039,790.07/89,122.98
  6. Step 6: Final answer
    x = 54,745.02

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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.