Home / 143,116.07-214,649.80-37,945.67

Finding the Fourth Proportional to 143,116.07, 214,649.80 and 37,945.67

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Solution

The fourth proportional to 143,116.07, 214,649.80 and 37,945.67 is: 56,912.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,116.07 : 214,649.80 = 37,945.67 : x
  2. Step 2: Convert to fraction form
    143,116.07/214,649.80 = 37,945.67/x
  3. Step 3: Cross multiply
    143,116.07x = 214,649.80 × 37,945.67
  4. Step 4: Simplify right side
    143,116.07x = 8,145,029,308.25
  5. Step 5: Solve for x
    x = 8,145,029,308.25/143,116.07
  6. Step 6: Final answer
    x = 56,912.05

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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.