Home / 53,109.36-73,260.40-33,202.80

Finding the Fourth Proportional to 53,109.36, 73,260.40 and 33,202.80

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Solution

The fourth proportional to 53,109.36, 73,260.40 and 33,202.80 is: 45,800.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,109.36 : 73,260.40 = 33,202.80 : x
  2. Step 2: Convert to fraction form
    53,109.36/73,260.40 = 33,202.80/x
  3. Step 3: Cross multiply
    53,109.36x = 73,260.40 × 33,202.80
  4. Step 4: Simplify right side
    53,109.36x = 2,432,450,409.12
  5. Step 5: Solve for x
    x = 2,432,450,409.12/53,109.36
  6. Step 6: Final answer
    x = 45,800.79

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1.5x scale

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.