Home / 58,080.26-80,175.30-39,242.90

Finding the Fourth Proportional to 58,080.26, 80,175.30 and 39,242.90

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Solution

The fourth proportional to 58,080.26, 80,175.30 and 39,242.90 is: 54,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,080.26 : 80,175.30 = 39,242.90 : x
  2. Step 2: Convert to fraction form
    58,080.26/80,175.30 = 39,242.90/x
  3. Step 3: Cross multiply
    58,080.26x = 80,175.30 × 39,242.90
  4. Step 4: Simplify right side
    58,080.26x = 3,146,311,280.37
  5. Step 5: Solve for x
    x = 3,146,311,280.37/58,080.26
  6. Step 6: Final answer
    x = 54,171.78

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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.