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Finding the Fourth Proportional to 312,016.36, 467,600.48 and 131,952.14

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Solution

The fourth proportional to 312,016.36, 467,600.48 and 131,952.14 is: 197,748.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,016.36 : 467,600.48 = 131,952.14 : x
  2. Step 2: Convert to fraction form
    312,016.36/467,600.48 = 131,952.14/x
  3. Step 3: Cross multiply
    312,016.36x = 467,600.48 × 131,952.14
  4. Step 4: Simplify right side
    312,016.36x = 61,700,884,001.03
  5. Step 5: Solve for x
    x = 61,700,884,001.03/312,016.36
  6. Step 6: Final answer
    x = 197,748.87

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1.5x scale

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.