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Finding the Fourth Proportional to 105,611.73, 158,416.11 and 25,650.24

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Solution

The fourth proportional to 105,611.73, 158,416.11 and 25,650.24 is: 38,475.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,611.73 : 158,416.11 = 25,650.24 : x
  2. Step 2: Convert to fraction form
    105,611.73/158,416.11 = 25,650.24/x
  3. Step 3: Cross multiply
    105,611.73x = 158,416.11 × 25,650.24
  4. Step 4: Simplify right side
    105,611.73x = 4,063,411,241.37
  5. Step 5: Solve for x
    x = 4,063,411,241.37/105,611.73
  6. Step 6: Final answer
    x = 38,475.00

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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.