Home / 88,556.36-122,210.90-50,315.36

Finding the Fourth Proportional to 88,556.36, 122,210.90 and 50,315.36

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Solution

The fourth proportional to 88,556.36, 122,210.90 and 50,315.36 is: 69,436.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,556.36 : 122,210.90 = 50,315.36 : x
  2. Step 2: Convert to fraction form
    88,556.36/122,210.90 = 50,315.36/x
  3. Step 3: Cross multiply
    88,556.36x = 122,210.90 × 50,315.36
  4. Step 4: Simplify right side
    88,556.36x = 6,149,085,429.42
  5. Step 5: Solve for x
    x = 6,149,085,429.42/88,556.36
  6. Step 6: Final answer
    x = 69,436.97

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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.