Home / 104,287.10-143,907.33-58,958.79

Finding the Fourth Proportional to 104,287.10, 143,907.33 and 58,958.79

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Solution

The fourth proportional to 104,287.10, 143,907.33 and 58,958.79 is: 81,358.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,287.10 : 143,907.33 = 58,958.79 : x
  2. Step 2: Convert to fraction form
    104,287.10/143,907.33 = 58,958.79/x
  3. Step 3: Cross multiply
    104,287.10x = 143,907.33 × 58,958.79
  4. Step 4: Simplify right side
    104,287.10x = 8,484,601,730.37
  5. Step 5: Solve for x
    x = 8,484,601,730.37/104,287.10
  6. Step 6: Final answer
    x = 81,358.12

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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.