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Finding the Fourth Proportional to 94,670.94, 130,646.34 and 52,229.46

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Solution

The fourth proportional to 94,670.94, 130,646.34 and 52,229.46 is: 72,076.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,670.94 : 130,646.34 = 52,229.46 : x
  2. Step 2: Convert to fraction form
    94,670.94/130,646.34 = 52,229.46/x
  3. Step 3: Cross multiply
    94,670.94x = 130,646.34 × 52,229.46
  4. Step 4: Simplify right side
    94,670.94x = 6,823,587,789.18
  5. Step 5: Solve for x
    x = 6,823,587,789.18/94,670.94
  6. Step 6: Final answer
    x = 72,076.90

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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.