Home / 92,142.28-127,160.43-51,858.65

Finding the Fourth Proportional to 92,142.28, 127,160.43 and 51,858.65

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Solution

The fourth proportional to 92,142.28, 127,160.43 and 51,858.65 is: 71,567.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,142.28 : 127,160.43 = 51,858.65 : x
  2. Step 2: Convert to fraction form
    92,142.28/127,160.43 = 51,858.65/x
  3. Step 3: Cross multiply
    92,142.28x = 127,160.43 × 51,858.65
  4. Step 4: Simplify right side
    92,142.28x = 6,594,367,933.08
  5. Step 5: Solve for x
    x = 6,594,367,933.08/92,142.28
  6. Step 6: Final answer
    x = 71,567.24

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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.