Home / 92,212.20-127,251.58-51,926.45

Finding the Fourth Proportional to 92,212.20, 127,251.58 and 51,926.45

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Solution

The fourth proportional to 92,212.20, 127,251.58 and 51,926.45 is: 71,657.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,212.20 : 127,251.58 = 51,926.45 : x
  2. Step 2: Convert to fraction form
    92,212.20/127,251.58 = 51,926.45/x
  3. Step 3: Cross multiply
    92,212.20x = 127,251.58 × 51,926.45
  4. Step 4: Simplify right side
    92,212.20x = 6,607,722,040.22
  5. Step 5: Solve for x
    x = 6,607,722,040.22/92,212.20
  6. Step 6: Final answer
    x = 71,657.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.