Home / 53,112.38-79,668.56-16,176.38

Finding the Fourth Proportional to 53,112.38, 79,668.56 and 16,176.38

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Solution

The fourth proportional to 53,112.38, 79,668.56 and 16,176.38 is: 24,264.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,112.38 : 79,668.56 = 16,176.38 : x
  2. Step 2: Convert to fraction form
    53,112.38/79,668.56 = 16,176.38/x
  3. Step 3: Cross multiply
    53,112.38x = 79,668.56 × 16,176.38
  4. Step 4: Simplify right side
    53,112.38x = 1,288,748,542.71
  5. Step 5: Solve for x
    x = 1,288,748,542.71/53,112.38
  6. Step 6: Final answer
    x = 24,264.56

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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.