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Finding the Fourth Proportional to 57,751.34, 79,698.14 and 33,895.22

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Solution

The fourth proportional to 57,751.34, 79,698.14 and 33,895.22 is: 46,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,751.34 : 79,698.14 = 33,895.22 : x
  2. Step 2: Convert to fraction form
    57,751.34/79,698.14 = 33,895.22/x
  3. Step 3: Cross multiply
    57,751.34x = 79,698.14 × 33,895.22
  4. Step 4: Simplify right side
    57,751.34x = 2,701,385,420.92
  5. Step 5: Solve for x
    x = 2,701,385,420.92/57,751.34
  6. Step 6: Final answer
    x = 46,776.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.