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Finding the Fourth Proportional to 92,290.88, 127,347 and 52,002.56

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Solution

The fourth proportional to 92,290.88, 127,347 and 52,002.56 is: 71,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,290.88 : 127,347 = 52,002.56 : x
  2. Step 2: Convert to fraction form
    92,290.88/127,347 = 52,002.56/x
  3. Step 3: Cross multiply
    92,290.88x = 127,347 × 52,002.56
  4. Step 4: Simplify right side
    92,290.88x = 6,622,370,008.32
  5. Step 5: Solve for x
    x = 6,622,370,008.32/92,290.88
  6. Step 6: Final answer
    x = 71,755.41

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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.