Home / 97,489.10-146,233.65-83,665.10

Finding the Fourth Proportional to 97,489.10, 146,233.65 and 83,665.10

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Solution

The fourth proportional to 97,489.10, 146,233.65 and 83,665.10 is: 125,497.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,489.10 : 146,233.65 = 83,665.10 : x
  2. Step 2: Convert to fraction form
    97,489.10/146,233.65 = 83,665.10/x
  3. Step 3: Cross multiply
    97,489.10x = 146,233.65 × 83,665.10
  4. Step 4: Simplify right side
    97,489.10x = 12,234,652,950.62
  5. Step 5: Solve for x
    x = 12,234,652,950.62/97,489.10
  6. Step 6: Final answer
    x = 125,497.65

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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.