Home / 49,775.10-74,487.23-31,063.93

Finding the Fourth Proportional to 49,775.10, 74,487.23 and 31,063.93

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Solution

The fourth proportional to 49,775.10, 74,487.23 and 31,063.93 is: 46,486.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,775.10 : 74,487.23 = 31,063.93 : x
  2. Step 2: Convert to fraction form
    49,775.10/74,487.23 = 31,063.93/x
  3. Step 3: Cross multiply
    49,775.10x = 74,487.23 × 31,063.93
  4. Step 4: Simplify right side
    49,775.10x = 2,313,865,873.57
  5. Step 5: Solve for x
    x = 2,313,865,873.57/49,775.10
  6. Step 6: Final answer
    x = 46,486.42

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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.