Home / 53,185.80-73,398.09-29,313.34

Finding the Fourth Proportional to 53,185.80, 73,398.09 and 29,313.34

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Solution

The fourth proportional to 53,185.80, 73,398.09 and 29,313.34 is: 40,453.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185.80 : 73,398.09 = 29,313.34 : x
  2. Step 2: Convert to fraction form
    53,185.80/73,398.09 = 29,313.34/x
  3. Step 3: Cross multiply
    53,185.80x = 73,398.09 × 29,313.34
  4. Step 4: Simplify right side
    53,185.80x = 2,151,543,167.52
  5. Step 5: Solve for x
    x = 2,151,543,167.52/53,185.80
  6. Step 6: Final answer
    x = 40,453.34

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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.