Home / 238,926.72-329,700.60-136,950.96

Finding the Fourth Proportional to 238,926.72, 329,700.60 and 136,950.96

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Solution

The fourth proportional to 238,926.72, 329,700.60 and 136,950.96 is: 188,981.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,926.72 : 329,700.60 = 136,950.96 : x
  2. Step 2: Convert to fraction form
    238,926.72/329,700.60 = 136,950.96/x
  3. Step 3: Cross multiply
    238,926.72x = 329,700.60 × 136,950.96
  4. Step 4: Simplify right side
    238,926.72x = 45,152,813,682.58
  5. Step 5: Solve for x
    x = 45,152,813,682.58/238,926.72
  6. Step 6: Final answer
    x = 188,981.85

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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.