Home / 51,073.67-76,513.91-28,902.96

Finding the Fourth Proportional to 51,073.67, 76,513.91 and 28,902.96

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Solution

The fourth proportional to 51,073.67, 76,513.91 and 28,902.96 is: 43,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,073.67 : 76,513.91 = 28,902.96 : x
  2. Step 2: Convert to fraction form
    51,073.67/76,513.91 = 28,902.96/x
  3. Step 3: Cross multiply
    51,073.67x = 76,513.91 × 28,902.96
  4. Step 4: Simplify right side
    51,073.67x = 2,211,478,335.66
  5. Step 5: Solve for x
    x = 2,211,478,335.66/51,073.67
  6. Step 6: Final answer
    x = 43,299.77

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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.