Home / 238,847.43-358,261.89-89,087.45

Finding the Fourth Proportional to 238,847.43, 358,261.89 and 89,087.45

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Solution

The fourth proportional to 238,847.43, 358,261.89 and 89,087.45 is: 133,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,847.43 : 358,261.89 = 89,087.45 : x
  2. Step 2: Convert to fraction form
    238,847.43/358,261.89 = 89,087.45/x
  3. Step 3: Cross multiply
    238,847.43x = 358,261.89 × 89,087.45
  4. Step 4: Simplify right side
    238,847.43x = 31,916,636,086.89
  5. Step 5: Solve for x
    x = 31,916,636,086.89/238,847.43
  6. Step 6: Final answer
    x = 133,627.71

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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.