Home / 51,236.10-76,722.75-43,362.90

Finding the Fourth Proportional to 51,236.10, 76,722.75 and 43,362.90

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Solution

The fourth proportional to 51,236.10, 76,722.75 and 43,362.90 is: 64,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,236.10 : 76,722.75 = 43,362.90 : x
  2. Step 2: Convert to fraction form
    51,236.10/76,722.75 = 43,362.90/x
  3. Step 3: Cross multiply
    51,236.10x = 76,722.75 × 43,362.90
  4. Step 4: Simplify right side
    51,236.10x = 3,326,920,935.98
  5. Step 5: Solve for x
    x = 3,326,920,935.98/51,236.10
  6. Step 6: Final answer
    x = 64,933.14

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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.