Home / 62,140.73-93,118.93-45,644.09

Finding the Fourth Proportional to 62,140.73, 93,118.93 and 45,644.09

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Solution

The fourth proportional to 62,140.73, 93,118.93 and 45,644.09 is: 68,398.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,140.73 : 93,118.93 = 45,644.09 : x
  2. Step 2: Convert to fraction form
    62,140.73/93,118.93 = 45,644.09/x
  3. Step 3: Cross multiply
    62,140.73x = 93,118.93 × 45,644.09
  4. Step 4: Simplify right side
    62,140.73x = 4,250,328,241.92
  5. Step 5: Solve for x
    x = 4,250,328,241.92/62,140.73
  6. Step 6: Final answer
    x = 68,398.43

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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.