Home / 152,422.26-228,584.94-142,471.61

Finding the Fourth Proportional to 152,422.26, 228,584.94 and 142,471.61

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Solution

The fourth proportional to 152,422.26, 228,584.94 and 142,471.61 is: 213,662.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,422.26 : 228,584.94 = 142,471.61 : x
  2. Step 2: Convert to fraction form
    152,422.26/228,584.94 = 142,471.61/x
  3. Step 3: Cross multiply
    152,422.26x = 228,584.94 × 142,471.61
  4. Step 4: Simplify right side
    152,422.26x = 32,566,863,603.55
  5. Step 5: Solve for x
    x = 32,566,863,603.55/152,422.26
  6. Step 6: Final answer
    x = 213,662.13

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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.