Home / 152,080.40-228,169.20-52,304.60

Finding the Fourth Proportional to 152,080.40, 228,169.20 and 52,304.60

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Solution

The fourth proportional to 152,080.40, 228,169.20 and 52,304.60 is: 78,473.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,080.40 : 228,169.20 = 52,304.60 : x
  2. Step 2: Convert to fraction form
    152,080.40/228,169.20 = 52,304.60/x
  3. Step 3: Cross multiply
    152,080.40x = 228,169.20 × 52,304.60
  4. Step 4: Simplify right side
    152,080.40x = 11,934,298,738.32
  5. Step 5: Solve for x
    x = 11,934,298,738.32/152,080.40
  6. Step 6: Final answer
    x = 78,473.61

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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.