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Finding the Fourth Proportional to 92,272.03, 127,347 and 51,995.40

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Solution

The fourth proportional to 92,272.03, 127,347 and 51,995.40 is: 71,760.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,272.03 : 127,347 = 51,995.40 : x
  2. Step 2: Convert to fraction form
    92,272.03/127,347 = 51,995.40/x
  3. Step 3: Cross multiply
    92,272.03x = 127,347 × 51,995.40
  4. Step 4: Simplify right side
    92,272.03x = 6,621,458,203.80
  5. Step 5: Solve for x
    x = 6,621,458,203.80/92,272.03
  6. Step 6: Final answer
    x = 71,760.19

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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.