Home / 49,125.28-73,630.84-28,080.08

Finding the Fourth Proportional to 49,125.28, 73,630.84 and 28,080.08

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Solution

The fourth proportional to 49,125.28, 73,630.84 and 28,080.08 is: 42,087.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,125.28 : 73,630.84 = 28,080.08 : x
  2. Step 2: Convert to fraction form
    49,125.28/73,630.84 = 28,080.08/x
  3. Step 3: Cross multiply
    49,125.28x = 73,630.84 × 28,080.08
  4. Step 4: Simplify right side
    49,125.28x = 2,067,559,877.67
  5. Step 5: Solve for x
    x = 2,067,559,877.67/49,125.28
  6. Step 6: Final answer
    x = 42,087.49

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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.