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Finding the Fourth Proportional to 228,576.48, 341,474.69 and 147,957.72

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Solution

The fourth proportional to 228,576.48, 341,474.69 and 147,957.72 is: 221,036.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,576.48 : 341,474.69 = 147,957.72 : x
  2. Step 2: Convert to fraction form
    228,576.48/341,474.69 = 147,957.72/x
  3. Step 3: Cross multiply
    228,576.48x = 341,474.69 × 147,957.72
  4. Step 4: Simplify right side
    228,576.48x = 50,523,815,830.32
  5. Step 5: Solve for x
    x = 50,523,815,830.32/228,576.48
  6. Step 6: Final answer
    x = 221,036.81

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.