Home / 89,223.94-133,693.62-47,102.32

Finding the Fourth Proportional to 89,223.94, 133,693.62 and 47,102.32

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Solution

The fourth proportional to 89,223.94, 133,693.62 and 47,102.32 is: 70,578.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,223.94 : 133,693.62 = 47,102.32 : x
  2. Step 2: Convert to fraction form
    89,223.94/133,693.62 = 47,102.32/x
  3. Step 3: Cross multiply
    89,223.94x = 133,693.62 × 47,102.32
  4. Step 4: Simplify right side
    89,223.94x = 6,297,279,671.20
  5. Step 5: Solve for x
    x = 6,297,279,671.20/89,223.94
  6. Step 6: Final answer
    x = 70,578.36

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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.