Home / 152,052.40-228,127.20-52,276.60

Finding the Fourth Proportional to 152,052.40, 228,127.20 and 52,276.60

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Solution

The fourth proportional to 152,052.40, 228,127.20 and 52,276.60 is: 78,431.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,052.40 : 228,127.20 = 52,276.60 : x
  2. Step 2: Convert to fraction form
    152,052.40/228,127.20 = 52,276.60/x
  3. Step 3: Cross multiply
    152,052.40x = 228,127.20 × 52,276.60
  4. Step 4: Simplify right side
    152,052.40x = 11,925,714,383.52
  5. Step 5: Solve for x
    x = 11,925,714,383.52/152,052.40
  6. Step 6: Final answer
    x = 78,431.61

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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.