Home / 84,428.94-126,584.37-37,021.26

Finding the Fourth Proportional to 84,428.94, 126,584.37 and 37,021.26

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Solution

The fourth proportional to 84,428.94, 126,584.37 and 37,021.26 is: 55,506.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,428.94 : 126,584.37 = 37,021.26 : x
  2. Step 2: Convert to fraction form
    84,428.94/126,584.37 = 37,021.26/x
  3. Step 3: Cross multiply
    84,428.94x = 126,584.37 × 37,021.26
  4. Step 4: Simplify right side
    84,428.94x = 4,686,312,873.71
  5. Step 5: Solve for x
    x = 4,686,312,873.71/84,428.94
  6. Step 6: Final answer
    x = 55,506.00

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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.