Home / 92,278.48-127,344.68-51,992.86

Finding the Fourth Proportional to 92,278.48, 127,344.68 and 51,992.86

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Solution

The fourth proportional to 92,278.48, 127,344.68 and 51,992.86 is: 71,750.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,278.48 : 127,344.68 = 51,992.86 : x
  2. Step 2: Convert to fraction form
    92,278.48/127,344.68 = 51,992.86/x
  3. Step 3: Cross multiply
    92,278.48x = 127,344.68 × 51,992.86
  4. Step 4: Simplify right side
    92,278.48x = 6,621,014,118.98
  5. Step 5: Solve for x
    x = 6,621,014,118.98/92,278.48
  6. Step 6: Final answer
    x = 71,750.36

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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.