Home / 54,316.09-81,418.77-49,527.62

Finding the Fourth Proportional to 54,316.09, 81,418.77 and 49,527.62

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Solution

The fourth proportional to 54,316.09, 81,418.77 and 49,527.62 is: 74,240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,316.09 : 81,418.77 = 49,527.62 : x
  2. Step 2: Convert to fraction form
    54,316.09/81,418.77 = 49,527.62/x
  3. Step 3: Cross multiply
    54,316.09x = 81,418.77 × 49,527.62
  4. Step 4: Simplify right side
    54,316.09x = 4,032,477,799.65
  5. Step 5: Solve for x
    x = 4,032,477,799.65/54,316.09
  6. Step 6: Final answer
    x = 74,240.95

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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.