Home / 79,262.04-109,392.88-49,057.10

Finding the Fourth Proportional to 79,262.04, 109,392.88 and 49,057.10

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Solution

The fourth proportional to 79,262.04, 109,392.88 and 49,057.10 is: 67,705.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,262.04 : 109,392.88 = 49,057.10 : x
  2. Step 2: Convert to fraction form
    79,262.04/109,392.88 = 49,057.10/x
  3. Step 3: Cross multiply
    79,262.04x = 109,392.88 × 49,057.10
  4. Step 4: Simplify right side
    79,262.04x = 5,366,497,453.45
  5. Step 5: Solve for x
    x = 5,366,497,453.45/79,262.04
  6. Step 6: Final answer
    x = 67,705.77

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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.