Home / 152,650.20-228,975.30-135,737.40

Finding the Fourth Proportional to 152,650.20, 228,975.30 and 135,737.40

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Solution

The fourth proportional to 152,650.20, 228,975.30 and 135,737.40 is: 203,606.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,650.20 : 228,975.30 = 135,737.40 : x
  2. Step 2: Convert to fraction form
    152,650.20/228,975.30 = 135,737.40/x
  3. Step 3: Cross multiply
    152,650.20x = 228,975.30 × 135,737.40
  4. Step 4: Simplify right side
    152,650.20x = 31,080,511,886.22
  5. Step 5: Solve for x
    x = 31,080,511,886.22/152,650.20
  6. Step 6: Final answer
    x = 203,606.10

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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.