Home / 51,216.84-76,835.70-29,040.12

Finding the Fourth Proportional to 51,216.84, 76,835.70 and 29,040.12

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Solution

The fourth proportional to 51,216.84, 76,835.70 and 29,040.12 is: 43,566.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,216.84 : 76,835.70 = 29,040.12 : x
  2. Step 2: Convert to fraction form
    51,216.84/76,835.70 = 29,040.12/x
  3. Step 3: Cross multiply
    51,216.84x = 76,835.70 × 29,040.12
  4. Step 4: Simplify right side
    51,216.84x = 2,231,317,948.28
  5. Step 5: Solve for x
    x = 2,231,317,948.28/51,216.84
  6. Step 6: Final answer
    x = 43,566.10

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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.