Home / 76,094.36-113,975.10-38,589.80

Finding the Fourth Proportional to 76,094.36, 113,975.10 and 38,589.80

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Solution

The fourth proportional to 76,094.36, 113,975.10 and 38,589.80 is: 57,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,094.36 : 113,975.10 = 38,589.80 : x
  2. Step 2: Convert to fraction form
    76,094.36/113,975.10 = 38,589.80/x
  3. Step 3: Cross multiply
    76,094.36x = 113,975.10 × 38,589.80
  4. Step 4: Simplify right side
    76,094.36x = 4,398,276,313.98
  5. Step 5: Solve for x
    x = 4,398,276,313.98/76,094.36
  6. Step 6: Final answer
    x = 57,800.29

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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.