Home / 53,173.52-73,378.85-30,203.19

Finding the Fourth Proportional to 53,173.52, 73,378.85 and 30,203.19

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Solution

The fourth proportional to 53,173.52, 73,378.85 and 30,203.19 is: 41,680.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,173.52 : 73,378.85 = 30,203.19 : x
  2. Step 2: Convert to fraction form
    53,173.52/73,378.85 = 30,203.19/x
  3. Step 3: Cross multiply
    53,173.52x = 73,378.85 × 30,203.19
  4. Step 4: Simplify right side
    53,173.52x = 2,216,275,424.04
  5. Step 5: Solve for x
    x = 2,216,275,424.04/53,173.52
  6. Step 6: Final answer
    x = 41,680.06

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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.