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Finding the Fourth Proportional to 237,093.60, 355,566.36 and 79,285.20

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Solution

The fourth proportional to 237,093.60, 355,566.36 and 79,285.20 is: 118,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,093.60 : 355,566.36 = 79,285.20 : x
  2. Step 2: Convert to fraction form
    237,093.60/355,566.36 = 79,285.20/x
  3. Step 3: Cross multiply
    237,093.60x = 355,566.36 × 79,285.20
  4. Step 4: Simplify right side
    237,093.60x = 28,191,149,965.87
  5. Step 5: Solve for x
    x = 28,191,149,965.87/237,093.60
  6. Step 6: Final answer
    x = 118,903.04

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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.