Home / 51,343.05-76,839.34-43,032.45

Finding the Fourth Proportional to 51,343.05, 76,839.34 and 43,032.45

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Solution

The fourth proportional to 51,343.05, 76,839.34 and 43,032.45 is: 64,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,343.05 : 76,839.34 = 43,032.45 : x
  2. Step 2: Convert to fraction form
    51,343.05/76,839.34 = 43,032.45/x
  3. Step 3: Cross multiply
    51,343.05x = 76,839.34 × 43,032.45
  4. Step 4: Simplify right side
    51,343.05x = 3,306,584,564.81
  5. Step 5: Solve for x
    x = 3,306,584,564.81/51,343.05
  6. Step 6: Final answer
    x = 64,401.80

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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.