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Finding the Fourth Proportional to 114,328.70, 171,665.85 and 88,063.10

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Solution

The fourth proportional to 114,328.70, 171,665.85 and 88,063.10 is: 132,227.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,328.70 : 171,665.85 = 88,063.10 : x
  2. Step 2: Convert to fraction form
    114,328.70/171,665.85 = 88,063.10/x
  3. Step 3: Cross multiply
    114,328.70x = 171,665.85 × 88,063.10
  4. Step 4: Simplify right side
    114,328.70x = 15,117,426,915.14
  5. Step 5: Solve for x
    x = 15,117,426,915.14/114,328.70
  6. Step 6: Final answer
    x = 132,227.75

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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.