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Finding the Fourth Proportional to 96,335.78, 132,941.25 and 52,728.11

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Solution

The fourth proportional to 96,335.78, 132,941.25 and 52,728.11 is: 72,763.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,335.78 : 132,941.25 = 52,728.11 : x
  2. Step 2: Convert to fraction form
    96,335.78/132,941.25 = 52,728.11/x
  3. Step 3: Cross multiply
    96,335.78x = 132,941.25 × 52,728.11
  4. Step 4: Simplify right side
    96,335.78x = 7,009,741,435.16
  5. Step 5: Solve for x
    x = 7,009,741,435.16/96,335.78
  6. Step 6: Final answer
    x = 72,763.63

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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.