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Finding the Fourth Proportional to 260,081, 358,940.99 and 146,911.04

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Solution

The fourth proportional to 260,081, 358,940.99 and 146,911.04 is: 202,753.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,081 : 358,940.99 = 146,911.04 : x
  2. Step 2: Convert to fraction form
    260,081/358,940.99 = 146,911.04/x
  3. Step 3: Cross multiply
    260,081x = 358,940.99 × 146,911.04
  4. Step 4: Simplify right side
    260,081x = 52,732,393,404.97
  5. Step 5: Solve for x
    x = 52,732,393,404.97/260,081
  6. Step 6: Final answer
    x = 202,753.73

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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.