Home / 74,844.90-112,234.26-28,064.94

Finding the Fourth Proportional to 74,844.90, 112,234.26 and 28,064.94

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Solution

The fourth proportional to 74,844.90, 112,234.26 and 28,064.94 is: 42,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,844.90 : 112,234.26 = 28,064.94 : x
  2. Step 2: Convert to fraction form
    74,844.90/112,234.26 = 28,064.94/x
  3. Step 3: Cross multiply
    74,844.90x = 112,234.26 × 28,064.94
  4. Step 4: Simplify right side
    74,844.90x = 3,149,847,772.84
  5. Step 5: Solve for x
    x = 3,149,847,772.84/74,844.90
  6. Step 6: Final answer
    x = 42,085.00

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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.