Home / 53,126.84-73,315.31-29,253.51

Finding the Fourth Proportional to 53,126.84, 73,315.31 and 29,253.51

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Solution

The fourth proportional to 53,126.84, 73,315.31 and 29,253.51 is: 40,369.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,126.84 : 73,315.31 = 29,253.51 : x
  2. Step 2: Convert to fraction form
    53,126.84/73,315.31 = 29,253.51/x
  3. Step 3: Cross multiply
    53,126.84x = 73,315.31 × 29,253.51
  4. Step 4: Simplify right side
    53,126.84x = 2,144,730,007.97
  5. Step 5: Solve for x
    x = 2,144,730,007.97/53,126.84
  6. Step 6: Final answer
    x = 40,369.99

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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.