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Finding the Fourth Proportional to 151,909.40, 227,864.10 and 46,728.20

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Solution

The fourth proportional to 151,909.40, 227,864.10 and 46,728.20 is: 70,092.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,909.40 : 227,864.10 = 46,728.20 : x
  2. Step 2: Convert to fraction form
    151,909.40/227,864.10 = 46,728.20/x
  3. Step 3: Cross multiply
    151,909.40x = 227,864.10 × 46,728.20
  4. Step 4: Simplify right side
    151,909.40x = 10,647,679,237.62
  5. Step 5: Solve for x
    x = 10,647,679,237.62/151,909.40
  6. Step 6: Final answer
    x = 70,092.30

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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.