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Finding the Fourth Proportional to 92,216.49, 127,317.61 and 75,261.24

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Solution

The fourth proportional to 92,216.49, 127,317.61 and 75,261.24 is: 103,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,216.49 : 127,317.61 = 75,261.24 : x
  2. Step 2: Convert to fraction form
    92,216.49/127,317.61 = 75,261.24/x
  3. Step 3: Cross multiply
    92,216.49x = 127,317.61 × 75,261.24
  4. Step 4: Simplify right side
    92,216.49x = 9,582,080,565.85
  5. Step 5: Solve for x
    x = 9,582,080,565.85/92,216.49
  6. Step 6: Final answer
    x = 103,908.54

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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.