Home / 89,114.12-133,469.23-62,578.98

Finding the Fourth Proportional to 89,114.12, 133,469.23 and 62,578.98

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Solution

The fourth proportional to 89,114.12, 133,469.23 and 62,578.98 is: 93,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,114.12 : 133,469.23 = 62,578.98 : x
  2. Step 2: Convert to fraction form
    89,114.12/133,469.23 = 62,578.98/x
  3. Step 3: Cross multiply
    89,114.12x = 133,469.23 × 62,578.98
  4. Step 4: Simplify right side
    89,114.12x = 8,352,368,059.67
  5. Step 5: Solve for x
    x = 8,352,368,059.67/89,114.12
  6. Step 6: Final answer
    x = 93,726.65

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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.