Home / 75,311.43-103,886.58-46,967.91

Finding the Fourth Proportional to 75,311.43, 103,886.58 and 46,967.91

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Solution

The fourth proportional to 75,311.43, 103,886.58 and 46,967.91 is: 64,788.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,311.43 : 103,886.58 = 46,967.91 : x
  2. Step 2: Convert to fraction form
    75,311.43/103,886.58 = 46,967.91/x
  3. Step 3: Cross multiply
    75,311.43x = 103,886.58 × 46,967.91
  4. Step 4: Simplify right side
    75,311.43x = 4,879,335,539.65
  5. Step 5: Solve for x
    x = 4,879,335,539.65/75,311.43
  6. Step 6: Final answer
    x = 64,788.78

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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.