Home / 75,285.72-112,899.88-25,352.42

Finding the Fourth Proportional to 75,285.72, 112,899.88 and 25,352.42

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Solution

The fourth proportional to 75,285.72, 112,899.88 and 25,352.42 is: 38,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,285.72 : 112,899.88 = 25,352.42 : x
  2. Step 2: Convert to fraction form
    75,285.72/112,899.88 = 25,352.42/x
  3. Step 3: Cross multiply
    75,285.72x = 112,899.88 × 25,352.42
  4. Step 4: Simplify right side
    75,285.72x = 2,862,285,175.71
  5. Step 5: Solve for x
    x = 2,862,285,175.71/75,285.72
  6. Step 6: Final answer
    x = 38,018.97

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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.