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Finding the Fourth Proportional to 114,794.40, 172,215.90 and 34,825.80

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Solution

The fourth proportional to 114,794.40, 172,215.90 and 34,825.80 is: 52,246.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,794.40 : 172,215.90 = 34,825.80 : x
  2. Step 2: Convert to fraction form
    114,794.40/172,215.90 = 34,825.80/x
  3. Step 3: Cross multiply
    114,794.40x = 172,215.90 × 34,825.80
  4. Step 4: Simplify right side
    114,794.40x = 5,997,556,490.22
  5. Step 5: Solve for x
    x = 5,997,556,490.22/114,794.40
  6. Step 6: Final answer
    x = 52,246.07

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1.5x scale

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.