Home / 45,463.26-68,148.42-30,673.68

Finding the Fourth Proportional to 45,463.26, 68,148.42 and 30,673.68

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Solution

The fourth proportional to 45,463.26, 68,148.42 and 30,673.68 is: 45,979.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,463.26 : 68,148.42 = 30,673.68 : x
  2. Step 2: Convert to fraction form
    45,463.26/68,148.42 = 30,673.68/x
  3. Step 3: Cross multiply
    45,463.26x = 68,148.42 × 30,673.68
  4. Step 4: Simplify right side
    45,463.26x = 2,090,362,827.59
  5. Step 5: Solve for x
    x = 2,090,362,827.59/45,463.26
  6. Step 6: Final answer
    x = 45,979.17

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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.