Home / 68,022.90-93,897.75-45,353.61

Finding the Fourth Proportional to 68,022.90, 93,897.75 and 45,353.61

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Solution

The fourth proportional to 68,022.90, 93,897.75 and 45,353.61 is: 62,605.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,022.90 : 93,897.75 = 45,353.61 : x
  2. Step 2: Convert to fraction form
    68,022.90/93,897.75 = 45,353.61/x
  3. Step 3: Cross multiply
    68,022.90x = 93,897.75 × 45,353.61
  4. Step 4: Simplify right side
    68,022.90x = 4,258,601,933.38
  5. Step 5: Solve for x
    x = 4,258,601,933.38/68,022.90
  6. Step 6: Final answer
    x = 62,605.42

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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.