Home / 228,826.08-315,775.98-126,851.04

Finding the Fourth Proportional to 228,826.08, 315,775.98 and 126,851.04

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Solution

The fourth proportional to 228,826.08, 315,775.98 and 126,851.04 is: 175,052.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,826.08 : 315,775.98 = 126,851.04 : x
  2. Step 2: Convert to fraction form
    228,826.08/315,775.98 = 126,851.04/x
  3. Step 3: Cross multiply
    228,826.08x = 315,775.98 × 126,851.04
  4. Step 4: Simplify right side
    228,826.08x = 40,056,511,470.02
  5. Step 5: Solve for x
    x = 40,056,511,470.02/228,826.08
  6. Step 6: Final answer
    x = 175,052.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.