Home / 53,554.28-80,321.09-39,382.52

Finding the Fourth Proportional to 53,554.28, 80,321.09 and 39,382.52

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Solution

The fourth proportional to 53,554.28, 80,321.09 and 39,382.52 is: 59,066.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,554.28 : 80,321.09 = 39,382.52 : x
  2. Step 2: Convert to fraction form
    53,554.28/80,321.09 = 39,382.52/x
  3. Step 3: Cross multiply
    53,554.28x = 80,321.09 × 39,382.52
  4. Step 4: Simplify right side
    53,554.28x = 3,163,246,334.83
  5. Step 5: Solve for x
    x = 3,163,246,334.83/53,554.28
  6. Step 6: Final answer
    x = 59,066.18

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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.