Home / 75,682.72-113,542.26-23,088.88

Finding the Fourth Proportional to 75,682.72, 113,542.26 and 23,088.88

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Solution

The fourth proportional to 75,682.72, 113,542.26 and 23,088.88 is: 34,638.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,682.72 : 113,542.26 = 23,088.88 : x
  2. Step 2: Convert to fraction form
    75,682.72/113,542.26 = 23,088.88/x
  3. Step 3: Cross multiply
    75,682.72x = 113,542.26 × 23,088.88
  4. Step 4: Simplify right side
    75,682.72x = 2,621,563,616.07
  5. Step 5: Solve for x
    x = 2,621,563,616.07/75,682.72
  6. Step 6: Final answer
    x = 34,638.87

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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.