Home / 183,485.15-274,967.31-76,754.08

Finding the Fourth Proportional to 183,485.15, 274,967.31 and 76,754.08

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Solution

The fourth proportional to 183,485.15, 274,967.31 and 76,754.08 is: 115,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,485.15 : 274,967.31 = 76,754.08 : x
  2. Step 2: Convert to fraction form
    183,485.15/274,967.31 = 76,754.08/x
  3. Step 3: Cross multiply
    183,485.15x = 274,967.31 × 76,754.08
  4. Step 4: Simplify right side
    183,485.15x = 21,104,863,108.92
  5. Step 5: Solve for x
    x = 21,104,863,108.92/183,485.15
  6. Step 6: Final answer
    x = 115,022.19

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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.