Home / 76,422.37-114,656.34-36,471.35

Finding the Fourth Proportional to 76,422.37, 114,656.34 and 36,471.35

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Solution

The fourth proportional to 76,422.37, 114,656.34 and 36,471.35 is: 54,717.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,422.37 : 114,656.34 = 36,471.35 : x
  2. Step 2: Convert to fraction form
    76,422.37/114,656.34 = 36,471.35/x
  3. Step 3: Cross multiply
    76,422.37x = 114,656.34 × 36,471.35
  4. Step 4: Simplify right side
    76,422.37x = 4,181,671,505.86
  5. Step 5: Solve for x
    x = 4,181,671,505.86/76,422.37
  6. Step 6: Final answer
    x = 54,717.90

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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.