Home / 49,774.35-74,486.10-31,063.18

Finding the Fourth Proportional to 49,774.35, 74,486.10 and 31,063.18

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Solution

The fourth proportional to 49,774.35, 74,486.10 and 31,063.18 is: 46,485.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,774.35 : 74,486.10 = 31,063.18 : x
  2. Step 2: Convert to fraction form
    49,774.35/74,486.10 = 31,063.18/x
  3. Step 3: Cross multiply
    49,774.35x = 74,486.10 × 31,063.18
  4. Step 4: Simplify right side
    49,774.35x = 2,313,775,131.80
  5. Step 5: Solve for x
    x = 2,313,775,131.80/49,774.35
  6. Step 6: Final answer
    x = 46,485.29

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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.