Home / 68,028.48-102,045-25,902.24

Finding the Fourth Proportional to 68,028.48, 102,045 and 25,902.24

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Solution

The fourth proportional to 68,028.48, 102,045 and 25,902.24 is: 38,854.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,028.48 : 102,045 = 25,902.24 : x
  2. Step 2: Convert to fraction form
    68,028.48/102,045 = 25,902.24/x
  3. Step 3: Cross multiply
    68,028.48x = 102,045 × 25,902.24
  4. Step 4: Simplify right side
    68,028.48x = 2,643,194,080.80
  5. Step 5: Solve for x
    x = 2,643,194,080.80/68,028.48
  6. Step 6: Final answer
    x = 38,854.23

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1.5x scale

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.