Home / 53,402.07-80,142.29-23,839.30

Finding the Fourth Proportional to 53,402.07, 80,142.29 and 23,839.30

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Solution

The fourth proportional to 53,402.07, 80,142.29 and 23,839.30 is: 35,776.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,402.07 : 80,142.29 = 23,839.30 : x
  2. Step 2: Convert to fraction form
    53,402.07/80,142.29 = 23,839.30/x
  3. Step 3: Cross multiply
    53,402.07x = 80,142.29 × 23,839.30
  4. Step 4: Simplify right side
    53,402.07x = 1,910,536,094.00
  5. Step 5: Solve for x
    x = 1,910,536,094.00/53,402.07
  6. Step 6: Final answer
    x = 35,776.44

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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.