Home / 238,863.78-358,373.43-114,214.50

Finding the Fourth Proportional to 238,863.78, 358,373.43 and 114,214.50

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Solution

The fourth proportional to 238,863.78, 358,373.43 and 114,214.50 is: 171,358.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,863.78 : 358,373.43 = 114,214.50 : x
  2. Step 2: Convert to fraction form
    238,863.78/358,373.43 = 114,214.50/x
  3. Step 3: Cross multiply
    238,863.78x = 358,373.43 × 114,214.50
  4. Step 4: Simplify right side
    238,863.78x = 40,931,442,120.74
  5. Step 5: Solve for x
    x = 40,931,442,120.74/238,863.78
  6. Step 6: Final answer
    x = 171,358.93

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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.