Home / 263,977.95-364,288.42-143,118.86

Finding the Fourth Proportional to 263,977.95, 364,288.42 and 143,118.86

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Solution

The fourth proportional to 263,977.95, 364,288.42 and 143,118.86 is: 197,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,977.95 : 364,288.42 = 143,118.86 : x
  2. Step 2: Convert to fraction form
    263,977.95/364,288.42 = 143,118.86/x
  3. Step 3: Cross multiply
    263,977.95x = 364,288.42 × 143,118.86
  4. Step 4: Simplify right side
    263,977.95x = 52,136,543,381.60
  5. Step 5: Solve for x
    x = 52,136,543,381.60/263,977.95
  6. Step 6: Final answer
    x = 197,503.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.