Home / 114,991.24-172,428.42-52,608.28

Finding the Fourth Proportional to 114,991.24, 172,428.42 and 52,608.28

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Solution

The fourth proportional to 114,991.24, 172,428.42 and 52,608.28 is: 78,885.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,991.24 : 172,428.42 = 52,608.28 : x
  2. Step 2: Convert to fraction form
    114,991.24/172,428.42 = 52,608.28/x
  3. Step 3: Cross multiply
    114,991.24x = 172,428.42 × 52,608.28
  4. Step 4: Simplify right side
    114,991.24x = 9,071,162,599.32
  5. Step 5: Solve for x
    x = 9,071,162,599.32/114,991.24
  6. Step 6: Final answer
    x = 78,885.68

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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.