Home / 121,216.49-181,835.26-36,995.62

Finding the Fourth Proportional to 121,216.49, 181,835.26 and 36,995.62

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Solution

The fourth proportional to 121,216.49, 181,835.26 and 36,995.62 is: 55,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,216.49 : 181,835.26 = 36,995.62 : x
  2. Step 2: Convert to fraction form
    121,216.49/181,835.26 = 36,995.62/x
  3. Step 3: Cross multiply
    121,216.49x = 181,835.26 × 36,995.62
  4. Step 4: Simplify right side
    121,216.49x = 6,727,108,181.56
  5. Step 5: Solve for x
    x = 6,727,108,181.56/121,216.49
  6. Step 6: Final answer
    x = 55,496.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.