Home / 75,435.86-112,987.62-50,358.44

Finding the Fourth Proportional to 75,435.86, 112,987.62 and 50,358.44

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Solution

The fourth proportional to 75,435.86, 112,987.62 and 50,358.44 is: 75,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,435.86 : 112,987.62 = 50,358.44 : x
  2. Step 2: Convert to fraction form
    75,435.86/112,987.62 = 50,358.44/x
  3. Step 3: Cross multiply
    75,435.86x = 112,987.62 × 50,358.44
  4. Step 4: Simplify right side
    75,435.86x = 5,689,880,282.51
  5. Step 5: Solve for x
    x = 5,689,880,282.51/75,435.86
  6. Step 6: Final answer
    x = 75,426.73

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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.