Home / 143,115.50-214,679.33-48,347.93

Finding the Fourth Proportional to 143,115.50, 214,679.33 and 48,347.93

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Solution

The fourth proportional to 143,115.50, 214,679.33 and 48,347.93 is: 72,523.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,115.50 : 214,679.33 = 48,347.93 : x
  2. Step 2: Convert to fraction form
    143,115.50/214,679.33 = 48,347.93/x
  3. Step 3: Cross multiply
    143,115.50x = 214,679.33 × 48,347.93
  4. Step 4: Simplify right side
    143,115.50x = 10,379,299,904.15
  5. Step 5: Solve for x
    x = 10,379,299,904.15/143,115.50
  6. Step 6: Final answer
    x = 72,523.94

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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.