Home / 146,063.66-201,513.83-107,915.09

Finding the Fourth Proportional to 146,063.66, 201,513.83 and 107,915.09

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Solution

The fourth proportional to 146,063.66, 201,513.83 and 107,915.09 is: 148,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,063.66 : 201,513.83 = 107,915.09 : x
  2. Step 2: Convert to fraction form
    146,063.66/201,513.83 = 107,915.09/x
  3. Step 3: Cross multiply
    146,063.66x = 201,513.83 × 107,915.09
  4. Step 4: Simplify right side
    146,063.66x = 21,746,381,553.55
  5. Step 5: Solve for x
    x = 21,746,381,553.55/146,063.66
  6. Step 6: Final answer
    x = 148,882.91

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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.