Home / 383,135.15-574,702.83-158,248.41

Finding the Fourth Proportional to 383,135.15, 574,702.83 and 158,248.41

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Solution

The fourth proportional to 383,135.15, 574,702.83 and 158,248.41 is: 237,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,135.15 : 574,702.83 = 158,248.41 : x
  2. Step 2: Convert to fraction form
    383,135.15/574,702.83 = 158,248.41/x
  3. Step 3: Cross multiply
    383,135.15x = 574,702.83 × 158,248.41
  4. Step 4: Simplify right side
    383,135.15x = 90,945,809,070.00
  5. Step 5: Solve for x
    x = 90,945,809,070.00/383,135.15
  6. Step 6: Final answer
    x = 237,372.66

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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.