Home / 182,685.28-274,028.28-70,418.36

Finding the Fourth Proportional to 182,685.28, 274,028.28 and 70,418.36

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Solution

The fourth proportional to 182,685.28, 274,028.28 and 70,418.36 is: 105,627.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,685.28 : 274,028.28 = 70,418.36 : x
  2. Step 2: Convert to fraction form
    182,685.28/274,028.28 = 70,418.36/x
  3. Step 3: Cross multiply
    182,685.28x = 274,028.28 × 70,418.36
  4. Step 4: Simplify right side
    182,685.28x = 19,296,622,071.22
  5. Step 5: Solve for x
    x = 19,296,622,071.22/182,685.28
  6. Step 6: Final answer
    x = 105,627.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.