Home / 53,109.06-79,589.25-39,946.02

Finding the Fourth Proportional to 53,109.06, 79,589.25 and 39,946.02

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Solution

The fourth proportional to 53,109.06, 79,589.25 and 39,946.02 is: 59,863.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,109.06 : 79,589.25 = 39,946.02 : x
  2. Step 2: Convert to fraction form
    53,109.06/79,589.25 = 39,946.02/x
  3. Step 3: Cross multiply
    53,109.06x = 79,589.25 × 39,946.02
  4. Step 4: Simplify right side
    53,109.06x = 3,179,273,772.29
  5. Step 5: Solve for x
    x = 3,179,273,772.29/53,109.06
  6. Step 6: Final answer
    x = 59,863.12

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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.