Home / 91,005.22-125,597.40-50,722.66

Finding the Fourth Proportional to 91,005.22, 125,597.40 and 50,722.66

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Solution

The fourth proportional to 91,005.22, 125,597.40 and 50,722.66 is: 70,002.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,005.22 : 125,597.40 = 50,722.66 : x
  2. Step 2: Convert to fraction form
    91,005.22/125,597.40 = 50,722.66/x
  3. Step 3: Cross multiply
    91,005.22x = 125,597.40 × 50,722.66
  4. Step 4: Simplify right side
    91,005.22x = 6,370,634,217.08
  5. Step 5: Solve for x
    x = 6,370,634,217.08/91,005.22
  6. Step 6: Final answer
    x = 70,002.95

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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.