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Finding the Fourth Proportional to 169,710, 234,199.80 and 94,265.52

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Solution

The fourth proportional to 169,710, 234,199.80 and 94,265.52 is: 130,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,710 : 234,199.80 = 94,265.52 : x
  2. Step 2: Convert to fraction form
    169,710/234,199.80 = 94,265.52/x
  3. Step 3: Cross multiply
    169,710x = 234,199.80 × 94,265.52
  4. Step 4: Simplify right side
    169,710x = 22,076,965,930.90
  5. Step 5: Solve for x
    x = 22,076,965,930.90/169,710
  6. Step 6: Final answer
    x = 130,086.42

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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.