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Finding the Fourth Proportional to 237,967.97, 328,392.74 and 135,992.27

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Solution

The fourth proportional to 237,967.97, 328,392.74 and 135,992.27 is: 187,667.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,967.97 : 328,392.74 = 135,992.27 : x
  2. Step 2: Convert to fraction form
    237,967.97/328,392.74 = 135,992.27/x
  3. Step 3: Cross multiply
    237,967.97x = 328,392.74 × 135,992.27
  4. Step 4: Simplify right side
    237,967.97x = 44,658,871,842.19
  5. Step 5: Solve for x
    x = 44,658,871,842.19/237,967.97
  6. Step 6: Final answer
    x = 187,667.57

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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.