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Finding the Fourth Proportional to 96,343.54, 132,959.25 and 53,899.54

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Solution

The fourth proportional to 96,343.54, 132,959.25 and 53,899.54 is: 74,384.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,343.54 : 132,959.25 = 53,899.54 : x
  2. Step 2: Convert to fraction form
    96,343.54/132,959.25 = 53,899.54/x
  3. Step 3: Cross multiply
    96,343.54x = 132,959.25 × 53,899.54
  4. Step 4: Simplify right side
    96,343.54x = 7,166,442,413.75
  5. Step 5: Solve for x
    x = 7,166,442,413.75/96,343.54
  6. Step 6: Final answer
    x = 74,384.25

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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.