Home / 121,399.28-182,092.44-46,555.28

Finding the Fourth Proportional to 121,399.28, 182,092.44 and 46,555.28

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Solution

The fourth proportional to 121,399.28, 182,092.44 and 46,555.28 is: 69,830.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,399.28 : 182,092.44 = 46,555.28 : x
  2. Step 2: Convert to fraction form
    121,399.28/182,092.44 = 46,555.28/x
  3. Step 3: Cross multiply
    121,399.28x = 182,092.44 × 46,555.28
  4. Step 4: Simplify right side
    121,399.28x = 8,477,364,530.08
  5. Step 5: Solve for x
    x = 8,477,364,530.08/121,399.28
  6. Step 6: Final answer
    x = 69,830.43

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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.