Home / 92,872.20-139,368.06-33,702.60

Finding the Fourth Proportional to 92,872.20, 139,368.06 and 33,702.60

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Solution

The fourth proportional to 92,872.20, 139,368.06 and 33,702.60 is: 50,575.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,872.20 : 139,368.06 = 33,702.60 : x
  2. Step 2: Convert to fraction form
    92,872.20/139,368.06 = 33,702.60/x
  3. Step 3: Cross multiply
    92,872.20x = 139,368.06 × 33,702.60
  4. Step 4: Simplify right side
    92,872.20x = 4,697,065,978.96
  5. Step 5: Solve for x
    x = 4,697,065,978.96/92,872.20
  6. Step 6: Final answer
    x = 50,575.59

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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.