Home / 91,296.08-125,976.05-51,004.84

Finding the Fourth Proportional to 91,296.08, 125,976.05 and 51,004.84

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Solution

The fourth proportional to 91,296.08, 125,976.05 and 51,004.84 is: 70,379.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,296.08 : 125,976.05 = 51,004.84 : x
  2. Step 2: Convert to fraction form
    91,296.08/125,976.05 = 51,004.84/x
  3. Step 3: Cross multiply
    91,296.08x = 125,976.05 × 51,004.84
  4. Step 4: Simplify right side
    91,296.08x = 6,425,388,274.08
  5. Step 5: Solve for x
    x = 6,425,388,274.08/91,296.08
  6. Step 6: Final answer
    x = 70,379.67

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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.