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Finding the Fourth Proportional to 171,034.64, 236,026.20 and 94,555.71

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Solution

The fourth proportional to 171,034.64, 236,026.20 and 94,555.71 is: 130,486.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,034.64 : 236,026.20 = 94,555.71 : x
  2. Step 2: Convert to fraction form
    171,034.64/236,026.20 = 94,555.71/x
  3. Step 3: Cross multiply
    171,034.64x = 236,026.20 × 94,555.71
  4. Step 4: Simplify right side
    171,034.64x = 22,317,624,919.60
  5. Step 5: Solve for x
    x = 22,317,624,919.60/171,034.64
  6. Step 6: Final answer
    x = 130,486.00

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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.