Home / 69,113.28-103,864.92-41,038.20

Finding the Fourth Proportional to 69,113.28, 103,864.92 and 41,038.20

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Solution

The fourth proportional to 69,113.28, 103,864.92 and 41,038.20 is: 61,673.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,113.28 : 103,864.92 = 41,038.20 : x
  2. Step 2: Convert to fraction form
    69,113.28/103,864.92 = 41,038.20/x
  3. Step 3: Cross multiply
    69,113.28x = 103,864.92 × 41,038.20
  4. Step 4: Simplify right side
    69,113.28x = 4,262,429,359.94
  5. Step 5: Solve for x
    x = 4,262,429,359.94/69,113.28
  6. Step 6: Final answer
    x = 61,673.09

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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.