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Finding the Fourth Proportional to 155,611.22, 233,042.64 and 88,849.00

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Solution

The fourth proportional to 155,611.22, 233,042.64 and 88,849.00 is: 133,059.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,611.22 : 233,042.64 = 88,849.00 : x
  2. Step 2: Convert to fraction form
    155,611.22/233,042.64 = 88,849.00/x
  3. Step 3: Cross multiply
    155,611.22x = 233,042.64 × 88,849.00
  4. Step 4: Simplify right side
    155,611.22x = 20,705,604,948.99
  5. Step 5: Solve for x
    x = 20,705,604,948.99/155,611.22
  6. Step 6: Final answer
    x = 133,059.84

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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.