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Finding the Fourth Proportional to 237,892.88, 328,261.91 and 135,924.94

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Solution

The fourth proportional to 237,892.88, 328,261.91 and 135,924.94 is: 187,559.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,892.88 : 328,261.91 = 135,924.94 : x
  2. Step 2: Convert to fraction form
    237,892.88/328,261.91 = 135,924.94/x
  3. Step 3: Cross multiply
    237,892.88x = 328,261.91 × 135,924.94
  4. Step 4: Simplify right side
    237,892.88x = 44,618,980,421.04
  5. Step 5: Solve for x
    x = 44,618,980,421.04/237,892.88
  6. Step 6: Final answer
    x = 187,559.13

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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.