Home / 141,279.92-211,873.08-57,018.32

Finding the Fourth Proportional to 141,279.92, 211,873.08 and 57,018.32

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Solution

The fourth proportional to 141,279.92, 211,873.08 and 57,018.32 is: 85,508.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,279.92 : 211,873.08 = 57,018.32 : x
  2. Step 2: Convert to fraction form
    141,279.92/211,873.08 = 57,018.32/x
  3. Step 3: Cross multiply
    141,279.92x = 211,873.08 × 57,018.32
  4. Step 4: Simplify right side
    141,279.92x = 12,080,647,074.83
  5. Step 5: Solve for x
    x = 12,080,647,074.83/141,279.92
  6. Step 6: Final answer
    x = 85,508.59

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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.