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Finding the Fourth Proportional to 158,652.44, 237,979.48 and 53,472.32

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Solution

The fourth proportional to 158,652.44, 237,979.48 and 53,472.32 is: 80,208.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,652.44 : 237,979.48 = 53,472.32 : x
  2. Step 2: Convert to fraction form
    158,652.44/237,979.48 = 53,472.32/x
  3. Step 3: Cross multiply
    158,652.44x = 237,979.48 × 53,472.32
  4. Step 4: Simplify right side
    158,652.44x = 12,725,314,907.99
  5. Step 5: Solve for x
    x = 12,725,314,907.99/158,652.44
  6. Step 6: Final answer
    x = 80,208.76

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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.