Home / 49,534.06-68,342.07-30,394.18

Finding the Fourth Proportional to 49,534.06, 68,342.07 and 30,394.18

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Solution

The fourth proportional to 49,534.06, 68,342.07 and 30,394.18 is: 41,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,534.06 : 68,342.07 = 30,394.18 : x
  2. Step 2: Convert to fraction form
    49,534.06/68,342.07 = 30,394.18/x
  3. Step 3: Cross multiply
    49,534.06x = 68,342.07 × 30,394.18
  4. Step 4: Simplify right side
    49,534.06x = 2,077,201,177.15
  5. Step 5: Solve for x
    x = 2,077,201,177.15/49,534.06
  6. Step 6: Final answer
    x = 41,934.81

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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.