Home / 49,589.35-74,219.48-45,157.22

Finding the Fourth Proportional to 49,589.35, 74,219.48 and 45,157.22

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Solution

The fourth proportional to 49,589.35, 74,219.48 and 45,157.22 is: 67,585.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,589.35 : 74,219.48 = 45,157.22 : x
  2. Step 2: Convert to fraction form
    49,589.35/74,219.48 = 45,157.22/x
  3. Step 3: Cross multiply
    49,589.35x = 74,219.48 × 45,157.22
  4. Step 4: Simplify right side
    49,589.35x = 3,351,545,386.65
  5. Step 5: Solve for x
    x = 3,351,545,386.65/49,589.35
  6. Step 6: Final answer
    x = 67,585.99

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1.5x scale

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.