Home / 74,813.49-112,238.73-22,222.89

Finding the Fourth Proportional to 74,813.49, 112,238.73 and 22,222.89

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Solution

The fourth proportional to 74,813.49, 112,238.73 and 22,222.89 is: 33,339.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,813.49 : 112,238.73 = 22,222.89 : x
  2. Step 2: Convert to fraction form
    74,813.49/112,238.73 = 22,222.89/x
  3. Step 3: Cross multiply
    74,813.49x = 112,238.73 × 22,222.89
  4. Step 4: Simplify right side
    74,813.49x = 2,494,268,950.53
  5. Step 5: Solve for x
    x = 2,494,268,950.53/74,813.49
  6. Step 6: Final answer
    x = 33,339.83

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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.