Home / 102,022.32-152,949.24-45,055.65

Finding the Fourth Proportional to 102,022.32, 152,949.24 and 45,055.65

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Solution

The fourth proportional to 102,022.32, 152,949.24 and 45,055.65 is: 67,546.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,022.32 : 152,949.24 = 45,055.65 : x
  2. Step 2: Convert to fraction form
    102,022.32/152,949.24 = 45,055.65/x
  3. Step 3: Cross multiply
    102,022.32x = 152,949.24 × 45,055.65
  4. Step 4: Simplify right side
    102,022.32x = 6,891,227,425.21
  5. Step 5: Solve for x
    x = 6,891,227,425.21/102,022.32
  6. Step 6: Final answer
    x = 67,546.27

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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.