Home / 69,772.18-104,658.32-57,410.23

Finding the Fourth Proportional to 69,772.18, 104,658.32 and 57,410.23

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Solution

The fourth proportional to 69,772.18, 104,658.32 and 57,410.23 is: 86,115.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,772.18 : 104,658.32 = 57,410.23 : x
  2. Step 2: Convert to fraction form
    69,772.18/104,658.32 = 57,410.23/x
  3. Step 3: Cross multiply
    69,772.18x = 104,658.32 × 57,410.23
  4. Step 4: Simplify right side
    69,772.18x = 6,008,457,935.56
  5. Step 5: Solve for x
    x = 6,008,457,935.56/69,772.18
  6. Step 6: Final answer
    x = 86,115.38

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1.5x scale

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.