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Finding the Fourth Proportional to 227,915.52, 341,915.36 and 114,123.36

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Solution

The fourth proportional to 227,915.52, 341,915.36 and 114,123.36 is: 171,206.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,915.52 : 341,915.36 = 114,123.36 : x
  2. Step 2: Convert to fraction form
    227,915.52/341,915.36 = 114,123.36/x
  3. Step 3: Cross multiply
    227,915.52x = 341,915.36 × 114,123.36
  4. Step 4: Simplify right side
    227,915.52x = 39,020,529,718.81
  5. Step 5: Solve for x
    x = 39,020,529,718.81/227,915.52
  6. Step 6: Final answer
    x = 171,206.11

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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.