Home / 91,181.83-125,837.27-50,903.46

Finding the Fourth Proportional to 91,181.83, 125,837.27 and 50,903.46

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Solution

The fourth proportional to 91,181.83, 125,837.27 and 50,903.46 is: 70,250.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,181.83 : 125,837.27 = 50,903.46 : x
  2. Step 2: Convert to fraction form
    91,181.83/125,837.27 = 50,903.46/x
  3. Step 3: Cross multiply
    91,181.83x = 125,837.27 × 50,903.46
  4. Step 4: Simplify right side
    91,181.83x = 6,405,552,439.95
  5. Step 5: Solve for x
    x = 6,405,552,439.95/91,181.83
  6. Step 6: Final answer
    x = 70,250.32

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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.