Home / 53,117.06-73,293.82-30,143.30

Finding the Fourth Proportional to 53,117.06, 73,293.82 and 30,143.30

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Solution

The fourth proportional to 53,117.06, 73,293.82 and 30,143.30 is: 41,593.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,117.06 : 73,293.82 = 30,143.30 : x
  2. Step 2: Convert to fraction form
    53,117.06/73,293.82 = 30,143.30/x
  3. Step 3: Cross multiply
    53,117.06x = 73,293.82 × 30,143.30
  4. Step 4: Simplify right side
    53,117.06x = 2,209,317,604.41
  5. Step 5: Solve for x
    x = 2,209,317,604.41/53,117.06
  6. Step 6: Final answer
    x = 41,593.37

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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.