Home / 49,157.46-73,810.04-28,121.25

Finding the Fourth Proportional to 49,157.46, 73,810.04 and 28,121.25

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Solution

The fourth proportional to 49,157.46, 73,810.04 and 28,121.25 is: 42,224.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,157.46 : 73,810.04 = 28,121.25 : x
  2. Step 2: Convert to fraction form
    49,157.46/73,810.04 = 28,121.25/x
  3. Step 3: Cross multiply
    49,157.46x = 73,810.04 × 28,121.25
  4. Step 4: Simplify right side
    49,157.46x = 2,075,630,515.94
  5. Step 5: Solve for x
    x = 2,075,630,515.94/49,157.46
  6. Step 6: Final answer
    x = 42,224.12

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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.