Home / 106,284.65-146,743.38-66,058.43

Finding the Fourth Proportional to 106,284.65, 146,743.38 and 66,058.43

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Solution

The fourth proportional to 106,284.65, 146,743.38 and 66,058.43 is: 91,204.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,284.65 : 146,743.38 = 66,058.43 : x
  2. Step 2: Convert to fraction form
    106,284.65/146,743.38 = 66,058.43/x
  3. Step 3: Cross multiply
    106,284.65x = 146,743.38 × 66,058.43
  4. Step 4: Simplify right side
    106,284.65x = 9,693,636,561.98
  5. Step 5: Solve for x
    x = 9,693,636,561.98/106,284.65
  6. Step 6: Final answer
    x = 91,204.49

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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.