Home / 152,425.32-228,531.06-82,350.60

Finding the Fourth Proportional to 152,425.32, 228,531.06 and 82,350.60

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Solution

The fourth proportional to 152,425.32, 228,531.06 and 82,350.60 is: 123,468.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,425.32 : 228,531.06 = 82,350.60 : x
  2. Step 2: Convert to fraction form
    152,425.32/228,531.06 = 82,350.60/x
  3. Step 3: Cross multiply
    152,425.32x = 228,531.06 × 82,350.60
  4. Step 4: Simplify right side
    152,425.32x = 18,819,669,909.64
  5. Step 5: Solve for x
    x = 18,819,669,909.64/152,425.32
  6. Step 6: Final answer
    x = 123,468.13

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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.