Home / 92,079.86-127,034.22-51,784.38

Finding the Fourth Proportional to 92,079.86, 127,034.22 and 51,784.38

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Solution

The fourth proportional to 92,079.86, 127,034.22 and 51,784.38 is: 71,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,079.86 : 127,034.22 = 51,784.38 : x
  2. Step 2: Convert to fraction form
    92,079.86/127,034.22 = 51,784.38/x
  3. Step 3: Cross multiply
    92,079.86x = 127,034.22 × 51,784.38
  4. Step 4: Simplify right side
    92,079.86x = 6,578,388,515.68
  5. Step 5: Solve for x
    x = 6,578,388,515.68/92,079.86
  6. Step 6: Final answer
    x = 71,442.21

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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.