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Finding the Fourth Proportional to 238,392.72, 357,168.76 and 125,824.92

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Solution

The fourth proportional to 238,392.72, 357,168.76 and 125,824.92 is: 188,515.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,392.72 : 357,168.76 = 125,824.92 : x
  2. Step 2: Convert to fraction form
    238,392.72/357,168.76 = 125,824.92/x
  3. Step 3: Cross multiply
    238,392.72x = 357,168.76 × 125,824.92
  4. Step 4: Simplify right side
    238,392.72x = 44,940,730,653.50
  5. Step 5: Solve for x
    x = 44,940,730,653.50/238,392.72
  6. Step 6: Final answer
    x = 188,515.53

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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.