Home / 48,166.44-66,499.98-31,178.28

Finding the Fourth Proportional to 48,166.44, 66,499.98 and 31,178.28

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Solution

The fourth proportional to 48,166.44, 66,499.98 and 31,178.28 is: 43,045.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,166.44 : 66,499.98 = 31,178.28 : x
  2. Step 2: Convert to fraction form
    48,166.44/66,499.98 = 31,178.28/x
  3. Step 3: Cross multiply
    48,166.44x = 66,499.98 × 31,178.28
  4. Step 4: Simplify right side
    48,166.44x = 2,073,354,996.43
  5. Step 5: Solve for x
    x = 2,073,354,996.43/48,166.44
  6. Step 6: Final answer
    x = 43,045.64

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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.