Home / 121,392.23-182,081.65-37,152.33

Finding the Fourth Proportional to 121,392.23, 182,081.65 and 37,152.33

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Solution

The fourth proportional to 121,392.23, 182,081.65 and 37,152.33 is: 55,726.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,392.23 : 182,081.65 = 37,152.33 : x
  2. Step 2: Convert to fraction form
    121,392.23/182,081.65 = 37,152.33/x
  3. Step 3: Cross multiply
    121,392.23x = 182,081.65 × 37,152.33
  4. Step 4: Simplify right side
    121,392.23x = 6,764,757,361.98
  5. Step 5: Solve for x
    x = 6,764,757,361.98/121,392.23
  6. Step 6: Final answer
    x = 55,726.44

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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.