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Finding the Fourth Proportional to 237,618.48, 327,832.76 and 135,570.64

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Solution

The fourth proportional to 237,618.48, 327,832.76 and 135,570.64 is: 187,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,618.48 : 327,832.76 = 135,570.64 : x
  2. Step 2: Convert to fraction form
    237,618.48/327,832.76 = 135,570.64/x
  3. Step 3: Cross multiply
    237,618.48x = 327,832.76 × 135,570.64
  4. Step 4: Simplify right side
    237,618.48x = 44,444,497,086.17
  5. Step 5: Solve for x
    x = 44,444,497,086.17/237,618.48
  6. Step 6: Final answer
    x = 187,041.42

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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.