Home / 73,639.28-110,525.16-49,889.36

Finding the Fourth Proportional to 73,639.28, 110,525.16 and 49,889.36

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Solution

The fourth proportional to 73,639.28, 110,525.16 and 49,889.36 is: 74,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,639.28 : 110,525.16 = 49,889.36 : x
  2. Step 2: Convert to fraction form
    73,639.28/110,525.16 = 49,889.36/x
  3. Step 3: Cross multiply
    73,639.28x = 110,525.16 × 49,889.36
  4. Step 4: Simplify right side
    73,639.28x = 5,514,029,496.30
  5. Step 5: Solve for x
    x = 5,514,029,496.30/73,639.28
  6. Step 6: Final answer
    x = 74,878.92

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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.