Home / 75,890.51-113,834.18-25,293.20

Finding the Fourth Proportional to 75,890.51, 113,834.18 and 25,293.20

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Solution

The fourth proportional to 75,890.51, 113,834.18 and 25,293.20 is: 37,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,890.51 : 113,834.18 = 25,293.20 : x
  2. Step 2: Convert to fraction form
    75,890.51/113,834.18 = 25,293.20/x
  3. Step 3: Cross multiply
    75,890.51x = 113,834.18 × 25,293.20
  4. Step 4: Simplify right side
    75,890.51x = 2,879,229,985.94
  5. Step 5: Solve for x
    x = 2,879,229,985.94/75,890.51
  6. Step 6: Final answer
    x = 37,939.27

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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.