Home / 105,952.83-146,214.19-57,554.31

Finding the Fourth Proportional to 105,952.83, 146,214.19 and 57,554.31

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Solution

The fourth proportional to 105,952.83, 146,214.19 and 57,554.31 is: 79,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,952.83 : 146,214.19 = 57,554.31 : x
  2. Step 2: Convert to fraction form
    105,952.83/146,214.19 = 57,554.31/x
  3. Step 3: Cross multiply
    105,952.83x = 146,214.19 × 57,554.31
  4. Step 4: Simplify right side
    105,952.83x = 8,415,256,817.66
  5. Step 5: Solve for x
    x = 8,415,256,817.66/105,952.83
  6. Step 6: Final answer
    x = 79,424.56

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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.