Home / 46,380.80-69,446.55-38,160.02

Finding the Fourth Proportional to 46,380.80, 69,446.55 and 38,160.02

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Solution

The fourth proportional to 46,380.80, 69,446.55 and 38,160.02 is: 57,137.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,380.80 : 69,446.55 = 38,160.02 : x
  2. Step 2: Convert to fraction form
    46,380.80/69,446.55 = 38,160.02/x
  3. Step 3: Cross multiply
    46,380.80x = 69,446.55 × 38,160.02
  4. Step 4: Simplify right side
    46,380.80x = 2,650,081,736.93
  5. Step 5: Solve for x
    x = 2,650,081,736.93/46,380.80
  6. Step 6: Final answer
    x = 57,137.47

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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.