Home / 71,646.14-107,305.31-34,232.51

Finding the Fourth Proportional to 71,646.14, 107,305.31 and 34,232.51

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Solution

The fourth proportional to 71,646.14, 107,305.31 and 34,232.51 is: 51,270.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,646.14 : 107,305.31 = 34,232.51 : x
  2. Step 2: Convert to fraction form
    71,646.14/107,305.31 = 34,232.51/x
  3. Step 3: Cross multiply
    71,646.14x = 107,305.31 × 34,232.51
  4. Step 4: Simplify right side
    71,646.14x = 3,673,329,389.94
  5. Step 5: Solve for x
    x = 3,673,329,389.94/71,646.14
  6. Step 6: Final answer
    x = 51,270.45

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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.