Home / 103,851.96-143,324.13-58,533.02

Finding the Fourth Proportional to 103,851.96, 143,324.13 and 58,533.02

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Solution

The fourth proportional to 103,851.96, 143,324.13 and 58,533.02 is: 80,780.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,851.96 : 143,324.13 = 58,533.02 : x
  2. Step 2: Convert to fraction form
    103,851.96/143,324.13 = 58,533.02/x
  3. Step 3: Cross multiply
    103,851.96x = 143,324.13 × 58,533.02
  4. Step 4: Simplify right side
    103,851.96x = 8,389,193,451.15
  5. Step 5: Solve for x
    x = 8,389,193,451.15/103,851.96
  6. Step 6: Final answer
    x = 80,780.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.