Home / 75,329.62-112,994.32-30,925.09

Finding the Fourth Proportional to 75,329.62, 112,994.32 and 30,925.09

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Solution

The fourth proportional to 75,329.62, 112,994.32 and 30,925.09 is: 46,387.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,329.62 : 112,994.32 = 30,925.09 : x
  2. Step 2: Convert to fraction form
    75,329.62/112,994.32 = 30,925.09/x
  3. Step 3: Cross multiply
    75,329.62x = 112,994.32 × 30,925.09
  4. Step 4: Simplify right side
    75,329.62x = 3,494,359,550.43
  5. Step 5: Solve for x
    x = 3,494,359,550.43/75,329.62
  6. Step 6: Final answer
    x = 46,387.59

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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.