Home / 105,982.06-146,254.80-58,235.26

Finding the Fourth Proportional to 105,982.06, 146,254.80 and 58,235.26

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Solution

The fourth proportional to 105,982.06, 146,254.80 and 58,235.26 is: 80,364.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,982.06 : 146,254.80 = 58,235.26 : x
  2. Step 2: Convert to fraction form
    105,982.06/146,254.80 = 58,235.26/x
  3. Step 3: Cross multiply
    105,982.06x = 146,254.80 × 58,235.26
  4. Step 4: Simplify right side
    105,982.06x = 8,517,186,304.25
  5. Step 5: Solve for x
    x = 8,517,186,304.25/105,982.06
  6. Step 6: Final answer
    x = 80,364.42

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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.