Home / 152,613.90-228,939.21-73,672.65

Finding the Fourth Proportional to 152,613.90, 228,939.21 and 73,672.65

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Solution

The fourth proportional to 152,613.90, 228,939.21 and 73,672.65 is: 110,517.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,613.90 : 228,939.21 = 73,672.65 : x
  2. Step 2: Convert to fraction form
    152,613.90/228,939.21 = 73,672.65/x
  3. Step 3: Cross multiply
    152,613.90x = 228,939.21 × 73,672.65
  4. Step 4: Simplify right side
    152,613.90x = 16,866,558,289.61
  5. Step 5: Solve for x
    x = 16,866,558,289.61/152,613.90
  6. Step 6: Final answer
    x = 110,517.84

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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.