Home / 91,854.27-126,766.22-51,570.68

Finding the Fourth Proportional to 91,854.27, 126,766.22 and 51,570.68

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Solution

The fourth proportional to 91,854.27, 126,766.22 and 51,570.68 is: 71,171.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,854.27 : 126,766.22 = 51,570.68 : x
  2. Step 2: Convert to fraction form
    91,854.27/126,766.22 = 51,570.68/x
  3. Step 3: Cross multiply
    91,854.27x = 126,766.22 × 51,570.68
  4. Step 4: Simplify right side
    91,854.27x = 6,537,419,274.75
  5. Step 5: Solve for x
    x = 6,537,419,274.75/91,854.27
  6. Step 6: Final answer
    x = 71,171.64

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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.