Home / 53,078.36-73,171.15-37,113.26

Finding the Fourth Proportional to 53,078.36, 73,171.15 and 37,113.26

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Solution

The fourth proportional to 53,078.36, 73,171.15 and 37,113.26 is: 51,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,078.36 : 73,171.15 = 37,113.26 : x
  2. Step 2: Convert to fraction form
    53,078.36/73,171.15 = 37,113.26/x
  3. Step 3: Cross multiply
    53,078.36x = 73,171.15 × 37,113.26
  4. Step 4: Simplify right side
    53,078.36x = 2,715,619,455.81
  5. Step 5: Solve for x
    x = 2,715,619,455.81/53,078.36
  6. Step 6: Final answer
    x = 51,162.46

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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.