Home / 58,069.26-80,160.09-39,231.90

Finding the Fourth Proportional to 58,069.26, 80,160.09 and 39,231.90

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Solution

The fourth proportional to 58,069.26, 80,160.09 and 39,231.90 is: 54,156.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,069.26 : 80,160.09 = 39,231.90 : x
  2. Step 2: Convert to fraction form
    58,069.26/80,160.09 = 39,231.90/x
  3. Step 3: Cross multiply
    58,069.26x = 80,160.09 × 39,231.90
  4. Step 4: Simplify right side
    58,069.26x = 3,144,832,634.87
  5. Step 5: Solve for x
    x = 3,144,832,634.87/58,069.26
  6. Step 6: Final answer
    x = 54,156.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.