Home / 91,323.33-126,064.99-55,524.77

Finding the Fourth Proportional to 91,323.33, 126,064.99 and 55,524.77

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Solution

The fourth proportional to 91,323.33, 126,064.99 and 55,524.77 is: 76,647.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,323.33 : 126,064.99 = 55,524.77 : x
  2. Step 2: Convert to fraction form
    91,323.33/126,064.99 = 55,524.77/x
  3. Step 3: Cross multiply
    91,323.33x = 126,064.99 × 55,524.77
  4. Step 4: Simplify right side
    91,323.33x = 6,999,729,574.80
  5. Step 5: Solve for x
    x = 6,999,729,574.80/91,323.33
  6. Step 6: Final answer
    x = 76,647.77

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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.