Home / 79,264.23-109,395.81-49,059.24

Finding the Fourth Proportional to 79,264.23, 109,395.81 and 49,059.24

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Solution

The fourth proportional to 79,264.23, 109,395.81 and 49,059.24 is: 67,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,264.23 : 109,395.81 = 49,059.24 : x
  2. Step 2: Convert to fraction form
    79,264.23/109,395.81 = 49,059.24/x
  3. Step 3: Cross multiply
    79,264.23x = 109,395.81 × 49,059.24
  4. Step 4: Simplify right side
    79,264.23x = 5,366,875,297.78
  5. Step 5: Solve for x
    x = 5,366,875,297.78/79,264.23
  6. Step 6: Final answer
    x = 67,708.67

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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.