Home / 54,973.97-82,574.54-52,578.17

Finding the Fourth Proportional to 54,973.97, 82,574.54 and 52,578.17

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Solution

The fourth proportional to 54,973.97, 82,574.54 and 52,578.17 is: 78,975.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,973.97 : 82,574.54 = 52,578.17 : x
  2. Step 2: Convert to fraction form
    54,973.97/82,574.54 = 52,578.17/x
  3. Step 3: Cross multiply
    54,973.97x = 82,574.54 × 52,578.17
  4. Step 4: Simplify right side
    54,973.97x = 4,341,617,938.90
  5. Step 5: Solve for x
    x = 4,341,617,938.90/54,973.97
  6. Step 6: Final answer
    x = 78,975.89

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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.