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Finding the Fourth Proportional to 151,193.16, 226,724.16 and 45,987.84

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Solution

The fourth proportional to 151,193.16, 226,724.16 and 45,987.84 is: 68,961.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,193.16 : 226,724.16 = 45,987.84 : x
  2. Step 2: Convert to fraction form
    151,193.16/226,724.16 = 45,987.84/x
  3. Step 3: Cross multiply
    151,193.16x = 226,724.16 × 45,987.84
  4. Step 4: Simplify right side
    151,193.16x = 10,426,554,394.21
  5. Step 5: Solve for x
    x = 10,426,554,394.21/151,193.16
  6. Step 6: Final answer
    x = 68,961.81

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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.