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Finding the Fourth Proportional to 55,348.58, 83,080.49 and 49,063.39

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Solution

The fourth proportional to 55,348.58, 83,080.49 and 49,063.39 is: 73,646.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,348.58 : 83,080.49 = 49,063.39 : x
  2. Step 2: Convert to fraction form
    55,348.58/83,080.49 = 49,063.39/x
  3. Step 3: Cross multiply
    55,348.58x = 83,080.49 × 49,063.39
  4. Step 4: Simplify right side
    55,348.58x = 4,076,210,029.24
  5. Step 5: Solve for x
    x = 4,076,210,029.24/55,348.58
  6. Step 6: Final answer
    x = 73,646.15

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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.