Home / 143,466.50-215,234.32-44,970.50

Finding the Fourth Proportional to 143,466.50, 215,234.32 and 44,970.50

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Solution

The fourth proportional to 143,466.50, 215,234.32 and 44,970.50 is: 67,466.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,466.50 : 215,234.32 = 44,970.50 : x
  2. Step 2: Convert to fraction form
    143,466.50/215,234.32 = 44,970.50/x
  3. Step 3: Cross multiply
    143,466.50x = 215,234.32 × 44,970.50
  4. Step 4: Simplify right side
    143,466.50x = 9,679,194,987.56
  5. Step 5: Solve for x
    x = 9,679,194,987.56/143,466.50
  6. Step 6: Final answer
    x = 67,466.59

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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.