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Finding the Fourth Proportional to 244,852.98, 337,930.08 and 137,428.89

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Solution

The fourth proportional to 244,852.98, 337,930.08 and 137,428.89 is: 189,670.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,852.98 : 337,930.08 = 137,428.89 : x
  2. Step 2: Convert to fraction form
    244,852.98/337,930.08 = 137,428.89/x
  3. Step 3: Cross multiply
    244,852.98x = 337,930.08 × 137,428.89
  4. Step 4: Simplify right side
    244,852.98x = 46,441,355,792.01
  5. Step 5: Solve for x
    x = 46,441,355,792.01/244,852.98
  6. Step 6: Final answer
    x = 189,670.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.