Home / 89,235.12-133,648.38-44,874.48

Finding the Fourth Proportional to 89,235.12, 133,648.38 and 44,874.48

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Solution

The fourth proportional to 89,235.12, 133,648.38 and 44,874.48 is: 67,208.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,235.12 : 133,648.38 = 44,874.48 : x
  2. Step 2: Convert to fraction form
    89,235.12/133,648.38 = 44,874.48/x
  3. Step 3: Cross multiply
    89,235.12x = 133,648.38 × 44,874.48
  4. Step 4: Simplify right side
    89,235.12x = 5,997,401,555.34
  5. Step 5: Solve for x
    x = 5,997,401,555.34/89,235.12
  6. Step 6: Final answer
    x = 67,208.98

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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.