Home / 53,020.66-73,168.67-30,360.00

Finding the Fourth Proportional to 53,020.66, 73,168.67 and 30,360.00

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Solution

The fourth proportional to 53,020.66, 73,168.67 and 30,360.00 is: 41,896.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,020.66 : 73,168.67 = 30,360.00 : x
  2. Step 2: Convert to fraction form
    53,020.66/73,168.67 = 30,360.00/x
  3. Step 3: Cross multiply
    53,020.66x = 73,168.67 × 30,360.00
  4. Step 4: Simplify right side
    53,020.66x = 2,221,400,303.56
  5. Step 5: Solve for x
    x = 2,221,400,303.56/53,020.66
  6. Step 6: Final answer
    x = 41,896.88

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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.