Home / 69,961.10-104,941.65-38,468.30

Finding the Fourth Proportional to 69,961.10, 104,941.65 and 38,468.30

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Solution

The fourth proportional to 69,961.10, 104,941.65 and 38,468.30 is: 57,702.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,961.10 : 104,941.65 = 38,468.30 : x
  2. Step 2: Convert to fraction form
    69,961.10/104,941.65 = 38,468.30/x
  3. Step 3: Cross multiply
    69,961.10x = 104,941.65 × 38,468.30
  4. Step 4: Simplify right side
    69,961.10x = 4,036,926,874.70
  5. Step 5: Solve for x
    x = 4,036,926,874.70/69,961.10
  6. Step 6: Final answer
    x = 57,702.45

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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.