Home / 91,324.33-126,066.37-55,525.77

Finding the Fourth Proportional to 91,324.33, 126,066.37 and 55,525.77

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Solution

The fourth proportional to 91,324.33, 126,066.37 and 55,525.77 is: 76,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,324.33 : 126,066.37 = 55,525.77 : x
  2. Step 2: Convert to fraction form
    91,324.33/126,066.37 = 55,525.77/x
  3. Step 3: Cross multiply
    91,324.33x = 126,066.37 × 55,525.77
  4. Step 4: Simplify right side
    91,324.33x = 6,999,932,265.35
  5. Step 5: Solve for x
    x = 6,999,932,265.35/91,324.33
  6. Step 6: Final answer
    x = 76,649.15

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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.