Home / 49,344.58-68,102.01-28,118.98

Finding the Fourth Proportional to 49,344.58, 68,102.01 and 28,118.98

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Solution

The fourth proportional to 49,344.58, 68,102.01 and 28,118.98 is: 38,807.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,344.58 : 68,102.01 = 28,118.98 : x
  2. Step 2: Convert to fraction form
    49,344.58/68,102.01 = 28,118.98/x
  3. Step 3: Cross multiply
    49,344.58x = 68,102.01 × 28,118.98
  4. Step 4: Simplify right side
    49,344.58x = 1,914,959,057.15
  5. Step 5: Solve for x
    x = 1,914,959,057.15/49,344.58
  6. Step 6: Final answer
    x = 38,807.89

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1.5x scale

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.