Home / 76,142.07-114,239.05-22,835.34

Finding the Fourth Proportional to 76,142.07, 114,239.05 and 22,835.34

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Solution

The fourth proportional to 76,142.07, 114,239.05 and 22,835.34 is: 34,260.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,142.07 : 114,239.05 = 22,835.34 : x
  2. Step 2: Convert to fraction form
    76,142.07/114,239.05 = 22,835.34/x
  3. Step 3: Cross multiply
    76,142.07x = 114,239.05 × 22,835.34
  4. Step 4: Simplify right side
    76,142.07x = 2,608,687,548.03
  5. Step 5: Solve for x
    x = 2,608,687,548.03/76,142.07
  6. Step 6: Final answer
    x = 34,260.79

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1.5x scale

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.