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Finding the Fourth Proportional to 241,491.80, 362,237.70 and 147,013.40

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Solution

The fourth proportional to 241,491.80, 362,237.70 and 147,013.40 is: 220,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,491.80 : 362,237.70 = 147,013.40 : x
  2. Step 2: Convert to fraction form
    241,491.80/362,237.70 = 147,013.40/x
  3. Step 3: Cross multiply
    241,491.80x = 362,237.70 × 147,013.40
  4. Step 4: Simplify right side
    241,491.80x = 53,253,795,885.18
  5. Step 5: Solve for x
    x = 53,253,795,885.18/241,491.80
  6. Step 6: Final answer
    x = 220,520.10

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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.