Home / 69,494.04-104,196.08-45,729.64

Finding the Fourth Proportional to 69,494.04, 104,196.08 and 45,729.64

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Solution

The fourth proportional to 69,494.04, 104,196.08 and 45,729.64 is: 68,564.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,494.04 : 104,196.08 = 45,729.64 : x
  2. Step 2: Convert to fraction form
    69,494.04/104,196.08 = 45,729.64/x
  3. Step 3: Cross multiply
    69,494.04x = 104,196.08 × 45,729.64
  4. Step 4: Simplify right side
    69,494.04x = 4,764,849,227.81
  5. Step 5: Solve for x
    x = 4,764,849,227.81/69,494.04
  6. Step 6: Final answer
    x = 68,564.86

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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.