Home / 146,100.10-219,065.64-57,249.58

Finding the Fourth Proportional to 146,100.10, 219,065.64 and 57,249.58

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Solution

The fourth proportional to 146,100.10, 219,065.64 and 57,249.58 is: 85,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,100.10 : 219,065.64 = 57,249.58 : x
  2. Step 2: Convert to fraction form
    146,100.10/219,065.64 = 57,249.58/x
  3. Step 3: Cross multiply
    146,100.10x = 219,065.64 × 57,249.58
  4. Step 4: Simplify right side
    146,100.10x = 12,541,415,882.43
  5. Step 5: Solve for x
    x = 12,541,415,882.43/146,100.10
  6. Step 6: Final answer
    x = 85,841.25

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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.