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Finding the Fourth Proportional to 237,311.68, 355,635.36 and 157,443.52

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Solution

The fourth proportional to 237,311.68, 355,635.36 and 157,443.52 is: 235,944.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,311.68 : 355,635.36 = 157,443.52 : x
  2. Step 2: Convert to fraction form
    237,311.68/355,635.36 = 157,443.52/x
  3. Step 3: Cross multiply
    237,311.68x = 355,635.36 × 157,443.52
  4. Step 4: Simplify right side
    237,311.68x = 55,992,482,914.87
  5. Step 5: Solve for x
    x = 55,992,482,914.87/237,311.68
  6. Step 6: Final answer
    x = 235,944.91

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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.