Home / 91,098.08-125,716.04-50,814.48

Finding the Fourth Proportional to 91,098.08, 125,716.04 and 50,814.48

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Solution

The fourth proportional to 91,098.08, 125,716.04 and 50,814.48 is: 70,124.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,098.08 : 125,716.04 = 50,814.48 : x
  2. Step 2: Convert to fraction form
    91,098.08/125,716.04 = 50,814.48/x
  3. Step 3: Cross multiply
    91,098.08x = 125,716.04 × 50,814.48
  4. Step 4: Simplify right side
    91,098.08x = 6,388,195,200.26
  5. Step 5: Solve for x
    x = 6,388,195,200.26/91,098.08
  6. Step 6: Final answer
    x = 70,124.37

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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.