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Finding the Fourth Proportional to 238,496.59, 357,522.47 and 80,614.63

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Solution

The fourth proportional to 238,496.59, 357,522.47 and 80,614.63 is: 120,846.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,496.59 : 357,522.47 = 80,614.63 : x
  2. Step 2: Convert to fraction form
    238,496.59/357,522.47 = 80,614.63/x
  3. Step 3: Cross multiply
    238,496.59x = 357,522.47 × 80,614.63
  4. Step 4: Simplify right side
    238,496.59x = 28,821,541,635.74
  5. Step 5: Solve for x
    x = 28,821,541,635.74/238,496.59
  6. Step 6: Final answer
    x = 120,846.77

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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.