Home / 89,927.57-134,821.49-58,270.74

Finding the Fourth Proportional to 89,927.57, 134,821.49 and 58,270.74

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Solution

The fourth proportional to 89,927.57, 134,821.49 and 58,270.74 is: 87,360.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,927.57 : 134,821.49 = 58,270.74 : x
  2. Step 2: Convert to fraction form
    89,927.57/134,821.49 = 58,270.74/x
  3. Step 3: Cross multiply
    89,927.57x = 134,821.49 × 58,270.74
  4. Step 4: Simplify right side
    89,927.57x = 7,856,147,698.85
  5. Step 5: Solve for x
    x = 7,856,147,698.85/89,927.57
  6. Step 6: Final answer
    x = 87,360.84

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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.