Home / 121,811.39-182,736.78-37,551.83

Finding the Fourth Proportional to 121,811.39, 182,736.78 and 37,551.83

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Solution

The fourth proportional to 121,811.39, 182,736.78 and 37,551.83 is: 56,333.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,811.39 : 182,736.78 = 37,551.83 : x
  2. Step 2: Convert to fraction form
    121,811.39/182,736.78 = 37,551.83/x
  3. Step 3: Cross multiply
    121,811.39x = 182,736.78 × 37,551.83
  4. Step 4: Simplify right side
    121,811.39x = 6,862,100,954.15
  5. Step 5: Solve for x
    x = 6,862,100,954.15/121,811.39
  6. Step 6: Final answer
    x = 56,333.82

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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.