Home / 51,176.89-76,750.75-32,428.63

Finding the Fourth Proportional to 51,176.89, 76,750.75 and 32,428.63

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Solution

The fourth proportional to 51,176.89, 76,750.75 and 32,428.63 is: 48,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,176.89 : 76,750.75 = 32,428.63 : x
  2. Step 2: Convert to fraction form
    51,176.89/76,750.75 = 32,428.63/x
  3. Step 3: Cross multiply
    51,176.89x = 76,750.75 × 32,428.63
  4. Step 4: Simplify right side
    51,176.89x = 2,488,921,673.97
  5. Step 5: Solve for x
    x = 2,488,921,673.97/51,176.89
  6. Step 6: Final answer
    x = 48,633.70

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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.