Home / 123,610.08-170,574.75-69,906.36

Finding the Fourth Proportional to 123,610.08, 170,574.75 and 69,906.36

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Solution

The fourth proportional to 123,610.08, 170,574.75 and 69,906.36 is: 96,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,610.08 : 170,574.75 = 69,906.36 : x
  2. Step 2: Convert to fraction form
    123,610.08/170,574.75 = 69,906.36/x
  3. Step 3: Cross multiply
    123,610.08x = 170,574.75 × 69,906.36
  4. Step 4: Simplify right side
    123,610.08x = 11,924,259,880.41
  5. Step 5: Solve for x
    x = 11,924,259,880.41/123,610.08
  6. Step 6: Final answer
    x = 96,466.73

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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.