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Finding the Fourth Proportional to 102,797.01, 141,865.29 and 62,504.10

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Solution

The fourth proportional to 102,797.01, 141,865.29 and 62,504.10 is: 86,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,797.01 : 141,865.29 = 62,504.10 : x
  2. Step 2: Convert to fraction form
    102,797.01/141,865.29 = 62,504.10/x
  3. Step 3: Cross multiply
    102,797.01x = 141,865.29 × 62,504.10
  4. Step 4: Simplify right side
    102,797.01x = 8,867,162,272.69
  5. Step 5: Solve for x
    x = 8,867,162,272.69/102,797.01
  6. Step 6: Final answer
    x = 86,258.95

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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.