Home / 145,451.88-217,827.90-82,932.84

Finding the Fourth Proportional to 145,451.88, 217,827.90 and 82,932.84

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Solution

The fourth proportional to 145,451.88, 217,827.90 and 82,932.84 is: 124,199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,451.88 : 217,827.90 = 82,932.84 : x
  2. Step 2: Convert to fraction form
    145,451.88/217,827.90 = 82,932.84/x
  3. Step 3: Cross multiply
    145,451.88x = 217,827.90 × 82,932.84
  4. Step 4: Simplify right side
    145,451.88x = 18,065,086,378.24
  5. Step 5: Solve for x
    x = 18,065,086,378.24/145,451.88
  6. Step 6: Final answer
    x = 124,199.74

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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.