Home / 49,809.10-74,713.65-43,329.10

Finding the Fourth Proportional to 49,809.10, 74,713.65 and 43,329.10

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Solution

The fourth proportional to 49,809.10, 74,713.65 and 43,329.10 is: 64,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,809.10 : 74,713.65 = 43,329.10 : x
  2. Step 2: Convert to fraction form
    49,809.10/74,713.65 = 43,329.10/x
  3. Step 3: Cross multiply
    49,809.10x = 74,713.65 × 43,329.10
  4. Step 4: Simplify right side
    49,809.10x = 3,237,275,212.22
  5. Step 5: Solve for x
    x = 3,237,275,212.22/49,809.10
  6. Step 6: Final answer
    x = 64,993.65

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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.