Home / 69,647.24-104,530.50-69,123.03

Finding the Fourth Proportional to 69,647.24, 104,530.50 and 69,123.03

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Solution

The fourth proportional to 69,647.24, 104,530.50 and 69,123.03 is: 103,743.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,647.24 : 104,530.50 = 69,123.03 : x
  2. Step 2: Convert to fraction form
    69,647.24/104,530.50 = 69,123.03/x
  3. Step 3: Cross multiply
    69,647.24x = 104,530.50 × 69,123.03
  4. Step 4: Simplify right side
    69,647.24x = 7,225,464,887.42
  5. Step 5: Solve for x
    x = 7,225,464,887.42/69,647.24
  6. Step 6: Final answer
    x = 103,743.74

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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.