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Finding the Fourth Proportional to 151,298.40, 226,947.60 and 134,968.80

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Solution

The fourth proportional to 151,298.40, 226,947.60 and 134,968.80 is: 202,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,298.40 : 226,947.60 = 134,968.80 : x
  2. Step 2: Convert to fraction form
    151,298.40/226,947.60 = 134,968.80/x
  3. Step 3: Cross multiply
    151,298.40x = 226,947.60 × 134,968.80
  4. Step 4: Simplify right side
    151,298.40x = 30,630,845,234.88
  5. Step 5: Solve for x
    x = 30,630,845,234.88/151,298.40
  6. Step 6: Final answer
    x = 202,453.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.