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Finding the Fourth Proportional to 146,609.24, 202,321.14 and 79,541.24

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Solution

The fourth proportional to 146,609.24, 202,321.14 and 79,541.24 is: 109,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,609.24 : 202,321.14 = 79,541.24 : x
  2. Step 2: Convert to fraction form
    146,609.24/202,321.14 = 79,541.24/x
  3. Step 3: Cross multiply
    146,609.24x = 202,321.14 × 79,541.24
  4. Step 4: Simplify right side
    146,609.24x = 16,092,874,353.81
  5. Step 5: Solve for x
    x = 16,092,874,353.81/146,609.24
  6. Step 6: Final answer
    x = 109,767.12

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1.5x scale

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.