Home / 53,501.31-80,072.90-52,793.27

Finding the Fourth Proportional to 53,501.31, 80,072.90 and 52,793.27

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Solution

The fourth proportional to 53,501.31, 80,072.90 and 52,793.27 is: 79,013.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,501.31 : 80,072.90 = 52,793.27 : x
  2. Step 2: Convert to fraction form
    53,501.31/80,072.90 = 52,793.27/x
  3. Step 3: Cross multiply
    53,501.31x = 80,072.90 × 52,793.27
  4. Step 4: Simplify right side
    53,501.31x = 4,227,310,360.26
  5. Step 5: Solve for x
    x = 4,227,310,360.26/53,501.31
  6. Step 6: Final answer
    x = 79,013.21

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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.