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Finding the Fourth Proportional to 171,495.52, 236,768.88 and 135,829.60

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Solution

The fourth proportional to 171,495.52, 236,768.88 and 135,829.60 is: 187,528.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,495.52 : 236,768.88 = 135,829.60 : x
  2. Step 2: Convert to fraction form
    171,495.52/236,768.88 = 135,829.60/x
  3. Step 3: Cross multiply
    171,495.52x = 236,768.88 × 135,829.60
  4. Step 4: Simplify right side
    171,495.52x = 32,160,222,262.85
  5. Step 5: Solve for x
    x = 32,160,222,262.85/171,495.52
  6. Step 6: Final answer
    x = 187,528.06

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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.