Home / 343,373.28-514,896.48-106,719.36

Finding the Fourth Proportional to 343,373.28, 514,896.48 and 106,719.36

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Solution

The fourth proportional to 343,373.28, 514,896.48 and 106,719.36 is: 160,028.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,373.28 : 514,896.48 = 106,719.36 : x
  2. Step 2: Convert to fraction form
    343,373.28/514,896.48 = 106,719.36/x
  3. Step 3: Cross multiply
    343,373.28x = 514,896.48 × 106,719.36
  4. Step 4: Simplify right side
    343,373.28x = 54,949,422,811.85
  5. Step 5: Solve for x
    x = 54,949,422,811.85/343,373.28
  6. Step 6: Final answer
    x = 160,028.24

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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.