Home / 92,090.38-127,085.33-51,803.82

Finding the Fourth Proportional to 92,090.38, 127,085.33 and 51,803.82

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Solution

The fourth proportional to 92,090.38, 127,085.33 and 51,803.82 is: 71,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,090.38 : 127,085.33 = 51,803.82 : x
  2. Step 2: Convert to fraction form
    92,090.38/127,085.33 = 51,803.82/x
  3. Step 3: Cross multiply
    92,090.38x = 127,085.33 × 51,803.82
  4. Step 4: Simplify right side
    92,090.38x = 6,583,505,559.96
  5. Step 5: Solve for x
    x = 6,583,505,559.96/92,090.38
  6. Step 6: Final answer
    x = 71,489.61

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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.